Can someone please answer! I looked up this question getting so right answers, I need a smart human please!

Darwin recorded distinct species of finches on different islands in the Galapagos. The images below show two species of finches he observed.

On island X, he saw both species of finches. On island Y, he only saw the finch on the right. Based on these observations, what is the most likely conclusion Darwin would have made?

A.
The finches on island X developed different beaks as they grew, but the finches on island Y kept the same type of beak.
B.
There was a variety of food available on island X, but there were only large seeds and nuts on island Y.
C.
There were frequent environmental changes on island Y, but a relatively stable environment on island X.
D.
The finches on island Y chose to have larger beaks, but the finches on island X chose to have a variety.

Can Someone Please Answer! I Looked Up This Question Getting So Right Answers, I Need A Smart Human Please!

Answers

Answer 1
I would say B because large beaks are used to crack seeds.
Answer 2

Answer:

The answer is B. There was a variety of food available on island X but there were only large seeds and nuts on island Y.

Explanation:

Darwin studied the flora and fauna of Galapagos island. He found that there were many varieties of small black birds which differed mainly in the shape of beaks and feeding habits. These small birds were later called as Darwin finches. Darwin realized that all these finches evolved on the same island itself and developed different beaks based on feeding habits.

Since on island X there was variety of food available, birds evolved with different beaks, whereas, on island Y only single type of seeds were available giving no chance for any evolution to occur.


Related Questions

Which of these would NOT lead to conservation and protection of the fresh water on earth?
A) stricter standards for dumping pollution into rivers
B) use of gray water (not cleaned) for fighting forest fires
C) installation of low to no flush toilets in public buildings
D) promotion of increased activities such as boating and jet ski

Answers

Promotion of increased activities such as voting and jet ski

Final answer:

The activity that would not contribute to the conservation of fresh water is the promotion of increased recreational activities like boating and jet skiing, as they can lead to greater pollution and habitat disruption.

Explanation:

The option that would NOT lead to the conservation and protection of fresh water on Earth is D) promotion of increased activities such as boating and jet skiing. This is because increased recreational activities on water bodies typically lead to greater pollution and habitat disruption. Stricter pollution standards (A), using gray water for firefighting (B), and installing efficient toilets (C) would all contribute positively to water conservation.

Actions like stricter standards for dumping pollution (A) are aimed at reducing the contaminants entering waterways. Using gray water for firefighting (B) conserves fresh water by repurposing wastewater. Installing low to no flush toilets (C) reduces the amount of fresh water used in toilets, conserving water. However, increased recreational activities on water bodies (D) can result in pollution from spills, litter, and erosion, and also disrupt local ecosystems.

what is the structure labeled A?

Answers

This would be A: Substrate

Answer:

A.  A sustrate.

Explanation:

This two images in the given question represent an enzymatic reaction. The label represents a substrate. The substrate is a substance which undergoes catalytic reaction in the presence of an enzyme to yield the product(s). Each substrate has an active site on which the enzyme binds to give products. The substrate gives product and the enzyme released as it is at the end of the reaction.

what is the rule of 10 within the energy pyramid? in biology the ecosystem

Answers

The " Rule of ten " is referring to the decreasing amount of kylo calories as you go down the food chain. The producer has the most energy, around one million, the primary consumer gets 10% of that, the secondary consumer gets 10% of the primary consumer's energy, and so on and so on

Final answer:

The rule of 10 in the energy pyramid implies that only about 10 percent of energy is transferred from one trophic level to the next higher level in an ecosystem, with the rest being lost to metabolic processes or heat, culminating in fewer organisms and less biomass at higher levels.

Explanation:

The rule of 10 within an energy pyramid refers to the observation that only about 10 percent of the energy at one trophic level is passed on to the next higher level. To illustrate, if producers in an ecological pyramid have 1,000,000 kilocalories of energy, then primary consumers would only receive 100,000 kilocalories of energy. The remaining 90 percent is used for metabolic processes or lost as heat to the environment. This decrease in energy availability at higher trophic levels results in fewer organisms and less biomass.

Energy pyramids are always upright because the flow of energy only goes in one direction – up the trophic levels from producers to consumers – and is diminished at each step due to energy losses, mostly as metabolic heat. This is different from the pyramids of numbers or biomass, which can take on different shapes, including inverted or diamond-shaped, depending on the ecosystem.

Higher trophic levels have insufficient energy to support large populations, thereby limiting the number of trophic levels in an ecosystem. This understanding of energy transfer and biomass distribution is crucial for studying ecosystem dynamics and the structure of an ecosystem.

Cell organells that are similar to human body systems

Answers

Answer:

Organs

Explanation:

which statement about oil is not true

Answers

I think it might be D

A graduate student once claimed that ancient plates moved at a rate of 16 cm/year. If the current plates move 4 cm/year on average, what is the ratio of the distance covered by the ancient plates to the current plates, in the same time span? A) 1/4 B) 3/1 Eliminate C) 1/3 D) 4/1

Answers

Answer:

D)4/1

Explanation:

Answer: 4/1

Explanation: Sixteen divided by 4 is obviously 4 and 4/1 is 4 so that's why and i just answered it.

Why does Meiosis go through steps twice and divide twice?

Answers

Só that the cell produced will have half the number of chromosomes as the parent cell.

Meiosis involves two rounds of division to produce haploid sex cells from a diploid cell. The first division reduces the chromosome number, and the second separates sister chromatids, resulting in four unique haploid cells.

During meiosis I, the cell reduces the chromosome number from diploid (two sets) to haploid (one set) by separating homologous chromosomes. This is followed by meiosis II, where sister chromatids are separated, much like in mitosis, resulting in four unique haploid cells, each with half the genetic information of the original cell.

Here is a summary of the process:

DNA is replicated before meiosis I.In meiosis I, homologous chromosomes are separated, reducing the chromosome number by half.In meiosis II, sister chromatids are separated, resulting in four haploid cells.

This process ensures genetic diversity and maintains the proper chromosome number across generations during fertilization.

A segment of DNA has the bases ATGCGA. What would be the complementary base sequence of the other side?

Answers

The complementary base would be TACGCT. T always pairs with A and G always pairs with C. Brainliest?

To find the complementary base sequence of ATGCGA in DNA, replace each base with its complementary partner, resulting in the sequence TACGCT.

The question asks for the complementary base sequence for a given segment of DNA with the bases ATGCGA. In DNA, adenine (A) pairs with thymine (T), and cytosine (C) pairs with guanine (G). Therefore, to find the complementary strand, we replace each base with its pair.

A (Adenine) pairs with T (Thymine)T (Thymine) pairs with A (Adenine)G (Guanine) pairs with C (Cytosine)C (Cytosine) pairs with G (Guanine)G (Guanine) pairs with C (Cytosine)A (Adenine) pairs with T (Thymine)

Therefore, the complementary sequence to the DNA segment ATGCGA is TACGCT.

A failure of the red-sensitive nerves in the eye to respond to light properly causes

A. color blindness.
B. astigmatism.
C. chromatic aberration.
D. farsightedness.

Answers

color blindness

hope this helps :)

Please help!!! Will give brainliest!!!

Answers

your answer is  Medulla  of  oblongata  because it is the part  of  the  brain which  is  affected of  the  patient  who  complain  of   breathing  problems .  Medulla  of  oblongata  is  a  vital  center  which  control  visceral  activities  such  as  breathing,heart  rates,blood  pressure,  swallowing  and  vomiting.

//hope this helps//

In squash plants, the allele for yellow fruit (Y) is dominant to the allele for green fruit (y). A plant with genotype YY is crossed with a plant with genotype Yy.


What are the expected genotype percentages in the offspring of this cross?

Question options:

A)

100% heterozygous and 0% homozygous


B)

50% homozygous dominant and 50% heterozygous


C)

50% homozygous dominant and 50% homozygous recessive


D)

25% homozygous dominant, 50% heterozygous, and 25% homozygous recessive

Answers

Y - yellow

y - green fruit

P:             YY                    x                  Yy

G:                    Y               x               Y        y

F1: YY, Yy

F=1

G=1:1

All offspring are a yellow

                   Y                  y

Y                YY                  Yy

the right answer is B)   50% homozygous dominant and 50% heterozygous.

The expected genotype percentages in the offspring when YY is crossed with a plant with genotype Yy is 50% homozygous dominant and 50% heterozygous. The correct option is B.

What is the dominant and recessive allele?

Alleles are a variant of genes. They are of two types, dominant, the one which shows up, and the recessive, the one which is hidden. Dominant is represented with a capital letter and the recessive is represented with a small letter.

When the YY  x Yy

Y - yellow

y - green fruit

P:   YY    x     Yy

G:  Y       x       Y        y

F1: YY, Yy

F=1

G=1:1

All offspring are a yellow

                  Y      y

Y                YY         Yy

Thus, option B) 50% homozygous dominant and 50% heterozygous

is correct.

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Answers

thecorrect  answer is b

Answer b !!!Is correct ^

What are the subunits of DNA and what is their function?

Answers

Nucleotides are the subunits of DNA. The four nucleotides are adenine, cytosine, guanine and thymine. The order of the nucleotides determines the function of the DNA.

If steel is more dense than lake water, why can a boat float?

Answers

The average density of the boat, including the steel and air, is less dense than 1.00 g/cm³. ... lake water is more dense than pure water. steel has a special ability to float regardless of density.

Answer:

The shape of boat allows the boat to have an average density less than one and also causes displacement of water in large amount.

Explanation:

The floating of an object is governed by Archimedes principle which states that the amount of water displaced by an object when it is placed in water must be large enough to allow the object to float.

When the steel metal is carved into a boat, its shape and surface area changes due to which it displaces a larger volume of water thereby causing the boat to float. Also the average density of boat as compared to its surrounding water gets lesser than unit g/cm^3 which also causes floating of steel boat in lake water.

Please select the word from the list that best fits the definition a gas made up of three oxygen molecules bonded together that occurs naturally in the upper atmosphere

Answers

The answer is the Ozone gas which consists of three oxygen atoms.

Please answer it’s important

Answers

Hi,

The answer is 2 - divergent

The answer is divergent because if you know what the word diversity means then you will know what divergent is. Have a good day

The graph above shows the progress of an enzyme-catalyzed chemical reaction. Based on the graph, this enzyme (2 points)


begins to denature above 5°C


begins to denature below 33°C


works optimally at 20°C

Answers

Answer: works optimally at 20°C

Enzymes are a broad group of biological catalysts that have the role of accelerating chemical reactions by binding to molecules and altering them in specific ways. They are essential to the correct functioning of the body.

Enzymes function only at certain temperatures and pH ranges. The enzyme shown in the graph works optimally at 20°C. This is shown by the fact that the reaction rate, enhanced by the enzyme, reaches a maximum at this temperature. The higher the temperature, the more effective the enzyme.

However, at temperatures higher than this optimal threshold, the enzyme will gradually decrease in efficiency. To high or low temperatures will have this effect.

Answer: Works optimally at 20°C

Explanation:

Get it right on the test! So can confirm it is correct if the question on your test is:

The graph above shows the progress of an enzyme-catalyzed chemical reaction. Based on the graph, this enzyme

begins to denature above 5°C wrong

begins to denature below 33°C wrong

works optimally at 20°C Correct

works optimally at 15°C wrong

A geographic information system (GIS) helps scientists visualize, analyze, and interpret data about locations on Earth. Which example BEST describes how city officials can use GIS to plan their response to a natural disaster, ensuring the safety of citizens?
A) They can determine how destructive an earthquake will be, how deep floodwaters will be, and how fast winds will be.
B) They can decide if they should close schools, reschedule high school football games, and set a curfew for teenagers.
C) They can find the neighborhoods that are in the most danger, where to set up shelters, and which routes will help people reach safety.
D) They can determine the safest places to build tourist attractions, find the best routes for avoiding traffic problems, and where to set up shelters.

Answers

Answer: C) They can find the neighborhoods that are in the most danger, where to set up shelters, and which routes will help people reach safety.  

Explanation: GIS is an extremely useful tool in analyzing geographic information. By overlaying  topographic data as well as infrastructure, populations, bio-physical datasets (e.g. flood, landslide, storm surge, earthquake data), vulnerable areas as well are relatively safe areas can be detected. Thus, routes to safety as well as shelter construction can be planned.

The strength of an earthquake as well floodwater depth cannot be determined in advance with GIS. The bio.physical datasets that are used come from events that have already occurred and not future events. With GIS the damage caused by a future even can be estimated, but the strength of the natural disaster itself cannot.

Final answer:

A Geographic Information System (GIS) can assist city officials in planning their response to a natural disaster by identifying high-risk neighborhoods, suggesting the best locations to set up shelters, and creating evacuation routes for the safe displacement of people.

Explanation:

A Geographic Information System (GIS) is a powerful tool that provides beneficial data for planning and implementing strategies in response to natural disasters.

The best example of how city officials can use GIS to plan their response to ensure the safety of citizens is option C: They can find the neighborhoods that are in the most danger, where to set up shelters, and which routes will help people reach safety.

GIS allows these officials to accurately visualize locations on a map and pinpoint high-risk areas. Planning evacuation routes or strategizing the best places for establishing disaster relief centers can be exceptionally beneficial in such moments. Ultimately, GIS assists in making informed decisions and formulating emergency response plans by providing insightful data about the geographical attributes of areas affected by natural disasters.

Learn more about Geographic Information System here:

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Determine which DNA technology allows for each of the following scenarios

Answers

Answer:

Y-chromosome analysis --- a correct father is identified.

PCR -- A suspect is idenified using a small sample of evidence.

mtDNA analysis -- A missing person is correctly identified.

Answer:

Y-chromosome analysis A correct father is identified.

PCR  A suspect is identified using a small sample of evidence.

mtDNA analysis A missing person is correctly identified

you are observing different types of cells in your science lab, one cell has many mitochondria. what is the most likely function of this cell?

Answers

Uhhhh C I think. Mitochondrion is used to make ATP which is energy so I think it is energy production

Answer: The correct answer would be option C.

Explanation:

Mitochondrion, also known as energy house of the cell, is a cell organelle mainly involved in the production of cellular energy, that is, ATP.

It is a double membrane-bound cell organelle which contains majority of enzymes involved in cellular respiration including ATP synthase.

All the metabolic processes involved in cellular respiration apart from glycolysis take place in mitochondria only. For example, Krebs cycle, oxidative phosphorylation, electron transport chain, chemiosmosis, et cetera.

Thus, if a cell contains numerous mitochondria then, the main function of the cell would be energy production.

Please select the word from the list that best fits the definition a change in the water temperature of the Pacific Ocean that produces a warm current

Answers

the answer would be El Niño

Answer:

the answer is El Niño

Explanation:

i just took the test got a 100

Please help!!! Will mark brainliest!!!

Answers

50% chance heterozygous

0% change homozygous recessive

50% for the first and 0% for the second

Allen and his lab partner each held a tuning fork, frequency 440 Hz, in their hands. Allen tapped his tuning fork with a mallet and they listened to the sound it made. "Wait a minute!" exclaimed Allen's partner. "My tuning fork is vibrating too!" Sure enough, both tuning forks were vibrating although only Allen hit his with the mallet. How can you explain this? A) Sound waves are transferred to the tuning fork. B) Sound particles caused the second tuning fork to vibrate. C) Sound energy travelled as waves from one tuning fork to the other. D) Sound energy travelled as particles from one tuning fork to the other.

Answers

Answer:

C) Sound energy travelled as waves from one tuning fork to the other.

Explanation:

The air consists of particles. These particles transfer energy using waves.

Answer:

The correct answer is option C. Sound energy traveled as waves from one tuning fork to the other.  

Explanation:

Sound energy is the energy that is generated if an object vibrates. The sound is basically is the waves that travel by a medium such as water, solid and air. the solid medium is usually metal or wood. guitar is one of the great examples of the sound energy-producing object.

The sound is one of the forms of mechanical energy. In this case, sound energy is generating by the hitting tuning fork with a mallet that is transferred as waves to the other tuning fork.

Thus, the correct answer is option C.

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Question: A skeletal muscle is a composition of several components bundled one into the other. At which structural level in the muscle does contraction occur to bring about contraction in the whole muscle?
Answer choices:
A.) Myofibril
B.) Muscle fiber
C.) Myoneural junction
D.) Tendon
E.) Fascicle

Answers

The answer is B. Muscle Fiber

In humans blood type is determined by the A, B, and O alleles. The A and B alleles are codominant to each other and dominant over the O allele. An individual with the AO genotype and an individual with the BO genotype can produce offspring with which of the following phenotypes?
1.) A, B, or O only
2.) A or B only
3.) A, B, AB or O
4.) O only

Answers

I'm taking an educated guess of A or B.

Answer:

A, B, AB, or O

Explanation:

15. An ear hematoma associated with otitis externa is most often found A. in the middle ear. B. on the eardrum. C. in the external auditory canal. D. on the underside of the pinna.

Answers

Answer:On the underside of the pinna

Explanation:

Please select the word from the list that best fits the definition naturally occurring solid mixture of one or more minerals and organic matter

Answers

Answer;

Rock

Explanation;Rock is a naturally occurring solid mixture of one or more minerals or organic matter.Rock is a solid mixture of crystals of one or more minerals, or organic matter. Rocks are classified by how they are formed, their composition, and texture. Rock has been an important natural resource as long as humans have existed.The rock cycle is the series of processes in which a rock type changes from one type to another.

Answer:

it is rock.

Explanation:

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Answers

The two statements that are true about the daughter plant are:

The daughter plant is genetically similar to the parent plant.

The leaf cells of the daughter plant have 24 chromosomes.

These statements are true because the daughter plant was produced asexually from the parent plant.

This means that the daughter plant was produced from a single parent plant, and that the daughter plant's cells have the same genetic makeup as the parent plant's cells.

As a result, the daughter plant will have the same physical characteristics as the parent plant.

The other statements are not true:

The daughter plant did not develop from a zygote.

A zygote is a fertilized egg cell, and asexual reproduction does not involve fertilization.

The daughter plant's leaf cells do not have 12 chromosomes.

The parent plant's leaf cells have 24 chromosomes, and the daughter plant's cells will have the same number of chromosomes.

The reproduction of the daughter plant did not involve meiosis.

Meiosis is a type of cell division that reduces the number of chromosomes in half.

Asexual reproduction does not involve meiosis.

In humans blood type is determined by the A, B, and O alleles, The A and B alleles are codominant to each other and dominant over the O allele. An individual with the AO genotype and an individual with the BO genotype can produce offspring with which of the following phenotypes?
1.) A, B, or O only
2.) A or B only
3.) A, B, AB, or O
4.) O only
PLEASE HELPPP!!!

Answers

Alleles are defined as the alternative forms of gene, which are found on the same loci on a chromosome. The individual with AO and BO genotype will produce offspring with genotype:

3.) A, B, AB, or O

Alleles are the two or more genes that are present on the same locus of chromosome. In the given question, it is given that:

A and B are codominant genes. O is a dominant gene, which can be masked by A and B alleles.

The genotype of the offspring can be A, B, AB, or O. It is due to the co-dominance of alleles. Co-dominance is defined as the relationship between two variants of the gene. In co-dominance, both the alleles are expressed and observed in the phenotype. Thus, the offspring can have any of the blood types.

Therefore, the offspring can posses A, B, AB, or O blood group due to co-dominance of alleles.

To know more about co-dominance and alleles, refer to the following link:

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An Individual with AO genotype and an Individual with BO genotype will produce an offspring with ; ( 3 ) A, B, AB, or O

Given that the alleles A and B are codominant to each other and dominant to allele O, this means that alleles A and B can be seen and expressed in a phenotype while allele O is also dominant but becomes recessive when paired with either A or B.   while  

Phenotype with allele O is seen and expressed when not paired with any dominant allele. therefore Individuals with AO genotype and BO genotype will produce offsprings with  A, B, AB, or O  blood groups due the codominance factor possessed by alleles A and B.

Hence we can conclude that An Individual with AO genotype and an Individual with BO genotype will produce an offspring with ; ( 3 ) A, B, AB, or O

Learn more : https://brainly.com/question/12054454

To know more about co-dominance and alleles, refer to the following link:

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Question: In what way are the humerus and the femur similar?
Answer choices:
A.) They both attach their respective limbs to the axial skeleton.
B.) They both have similar joints at each end.
C.) They both are extremely strong and made only of compact bone.
D.) They both have hollow spaces filled with bone-generating cells.
E.) They both protect vital organs.

Answers

A. They both attack their respective limbs to the axial skeleton.

Answer:

They both attach their respective limbs to the axial skeleton

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Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. PLS HELP WORTH 50 POINTS!!!!!Length (cm) Width (cm)6 ?9 36? 4815 ? Based on the information in this table, which country MOST supports female participation in the democratic process? Match the example to the type of public policy it represents Which statement best summarizes the goal of the United States good neighbor policy Write the letter of the largest number (below): _____A. 0.9837 B. 2/165 C. 4 x 10-5 D. 23 The code to unlock a safety deposit box is three consecutive odd integers whose sum is 75. Find the integers What separates mars from Jupiter?A. SunB. Milky Way GalaxyC. Asteroid Belt D. Black Hole Wilson Green sells home security systems. He earns an 11 percent commission on every system he sells. Wilsons sales for this month totaled $4265.00. What is Wilsons commission? What is the term that describes the size of a population that can be supported by a given ecosystem? help please!!! thank u! Which one of the following accurately describes the Lac operon? A. RNA polymerase is prevented from transcribing the lac genes when lactose is present. B. The repressor protein binds to the operator when lactose is present. C. The repressor is freed from the operator when lactose is present. D. RNA polymerase transcribes the lac genes when lactose isn't present What is the solution to the inequality -4x < 8? x < -24 x > -24 x < -2 x > -2 whats your zodic sgin if you cant answer type it in the commments worth a lot help plz explain how to do this. 1. El Salvador es el pas centroamericano ms grande y ms densamente poblado.ciertofalso2. Casi el 90 por ciento de la poblacin salvadorea es mestiza.ciertofalso3. scar Romero fue un arzobispo y activista por los derechos humanos.ciertofalso4. El pueblo de Ilobasco se ha convertido en un gran centro de surfing.ciertofalso5. El bosque nuboso Montecristo es una zona seca (dry).ciertofalso6. Los productos tradicionales de Ilobasco son los juguetes, los adornos y los utensilios de cocina.ciertofalso7. En las "sorpresas" de Ilobasco se representan escenas de la vida diaria.ciertofalso8. En El Salvador slo se habla espaol.ciertofalso At an amusement park, the probability that a child eats popcorn and cotton candy is 0.58. The probability that a child eats popcorn is 0.69 and the probability that a child eats cotton candy is 0.87. What is the probability (rounded to the nearest hundredth) that a child eats popcorn given that the child has already eaten cotton candy?Hint: P(A|B)=P(AB) / P(B)0.840.670.790.40 Find the area of a circle with a circumference of \blueD{18.84}18.84start color blueD, 18, point, 84, end color blueD units. Which process improves the life of a computer? Regular computer ____ improves the life of a computer. dos personas se plean en deporte. es el Which of these words has the same denotative meaning as, but different connotative meaning than, the word "thrifty"?A. EconomicalB.frugalC.prudentD.stingy Steam Workshop Downloader