the answer would be 50 dominant 50 recessive
The correct option is d. 25% homozygous dominant, 50% heterozygous, and 25% homozygous recessive
The expected genotype percentages in the offspring of the cross between a plant with genotype YY and a plant with genotype Yy are:
25% homozygous dominant (YY)50% heterozygous (Yy)25% homozygous recessive (yy)These percentages follow Mendel's principles of genetics where the genotype ratio of YY:Yy:yy is 1:2:1.
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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.
A. They both attack their respective limbs to the axial skeleton.
Answer:
They both attach their respective limbs to the axial skeleton
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.
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.
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.
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.
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.
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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
The answer is the Ozone gas which consists of three oxygen atoms.
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
the answer would be El Niño
Answer:
the answer is El Niño
Explanation:
i just took the test got a 100
Cell organells that are similar to human body systems
Answer:
Organs
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
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:
how does our body get energy?
It aould be A. By breaking down food molecules and building new molecules. The food we eat contains kilocalories , which give us energy. If we eat plants, or producers, then we get more kilocalories than if we eat a primary, secondary, or tertiary consumer.
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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//
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the first on is fatty but what are the second drop down
The subject of this question is Social Studies, which encompasses various disciplines like history, geography, economics, and political science.
Explanation:Social Studies: High SchoolThe subject of this question is Social Studies, which is the academic discipline that combines elements of history, geography, political science, economics, and sociology. It focuses on understanding human society, including its past, present, and future.
Social Studies covers a wide range of topics, such as world history, civics, economics, anthropology, and cultural studies. It helps students develop critical thinking skills, analyze social issues, and engage in informed decision-making.
Explain how terrestrial vertebrates are adapted to reproduce on land.
Answer:
Viviparity and Oviviparity
Explanation:
An example is an adaption to viviparity meaning their eggs develop inside the bodies of their mothers. The developing embryo is surrounded by amniotic fluid that mimics aquatic conditions. Pregnancy also protects the fetus from cold, heat and drought and climatic conditions that highly fluctuate on land that in water.
CAN YOU PLEASE HELP ME WITH THIS CROSSWORD PUZZLE! I DONT UNDERSTAND HOW TO DO THIS! PLEASE HELP ME!
across
4. blood
7. dendrites
8. stem
this is all i have time to get sorry
can someone help me with the Thursday one?? plz
It looks like the yellow is dominant so with the punnet square it states that it will be a yellow plant
When working on a research project, the focus of the research should be based on the goals. the topic. the method. the schedule.
Answer:
b. the topic
Explanation:
When working on a research project, the focus of the research should be based on the topic. Thus, the correct option is A.
What is research?Research is refer to as as the creation of new knowledge and use of existing knowledge in a new and innovative way so as to produce new concepts, methodologies and understandings. This could include formation and analysis of last research to the extent that it give rise to new and creative outcomes.
Research is mainly focused on topic, and creating new discoveries from that topic.
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What is this advancement in oil drilling called that has substantially reduced the environment impact of drilling
Drilling oil wells reduces deforestation. The oil extraction process results in the release of toxic drilling by-products into local rivers, while broken pipelines and leakage result in persistent oil spillage. In addition, the construction of roads to access remote oil sites also signifies take trees out of the way.
Deforestation reduces the habitat for millions of species. Eighty percent of Earth’s land animals and plants live in forests, and many cannot survive the deforestation that destroys their homes. It also affects climate change. Forest soils are moist, but without protection from sun-blocking tree cover, they quickly dry out. Trees also help perpetuate the water cycle by returning water vapor to the atmosphere. Without trees to fill these roles, many former forest lands can quickly become barren deserts. hope it helped.
The advancement in oil drilling that has substantially reduced the environmental impact of drilling is directional drilling.
Explanation:The advancement in oil drilling that has substantially reduced the environmental impact of drilling is known as directional drilling.
Directional drilling is a technique where the drill bit is steered to reach the desired oil reservoir by deviating from the vertical. It allows for drilling multiple wells from a single location, reducing the number of surface disturbances, and minimizing the footprint of the drilling operation. This technique also reduces the need for additional access roads and infrastructure, minimizing the impact on the environment.
Another advantage of directional drilling is that it allows access to oil reserves that are located beneath sensitive environments, such as national parks or protected areas. Instead of having to drill directly underneath these valuable habitats, directional drilling can reach the oil reservoir from a distance, avoiding any potential harm to the environment.
what would be the next animal on a food chain that contains clover and a rabbit?
A - the rabbit
B - mouse
C -coyote
D - chipmunk
the answer is C) Coyote
i think it’s C- coyote
clover -> rabbit -> coyote
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
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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A because they do not have the dominent gene for the disease
The correct answer is B) B and C
During the process of photosynthesis, plants use energy from the Sun to transform carbon dioxide from the air into A. soil and molecules of sugar. B. oxygen gas and molecules of sugar. C. protein and minerals. D. minerals and liquid carbon dioxide.
The answer is B! Photosynthesis Inputs/Reactants are: Water, Sunlight, and Carbon Dioxide. Output/Products are: Oxygen and Glucose (sugar)
Answer:
B. Oxygen Gas and Molecules Of Sugar
Explanation:
Photosynthesis is the process through which plants make their own food.
Special structures called chloroplasts—located inside plant cells—help plants capture light energy from the Sun. The plants then use the energy to build molecules of sugar from carbon dioxide gas and water. Oxygen gas is a waste product of photosynthesis. Plants releases this waste oxygen into the air.
Based on the way living things are organized, what level combines to form tissues? Cells Molecules Organs Organ systems
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tissues/ membranes.
the monocell organisms hold an exterior membrane that separates them from the rest of the world ( among other things)
Distinctive type of cells would be forming different types of entities ( organs- systems)
Molecules tend to be common for organic and non- organic matters, holding specific phisical properties like the ability to transffer a certain type of impulse/ energy, causing sometimes the gathering of cells into forming tissues
The complexity of the living organisms initiates at a cellular level. The cellular level combines to form tissues.
What are the properties of living things?Living things possess numerous properties like composed up of cells, reproduction, growth, homeostasis, perform metabolism, do the migration, etc.
The tissue level combines to form an organ, and the organ level combines to form an organ system. In this way, the complexity of living things increases.
Therefore, it is well described above.
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Why does Meiosis go through steps twice and divide twice?
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 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.
color blindness
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What are the subunits of DNA and what is their function?
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.
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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
The answer is B. Muscle Fiber
why does an ecosystem have carrying capacity
Carrying capacity of an ecosystem is the defined as the largest population that it can sustain indefinitely with the available resources. Biologists also refer to carrying capacity as the “maximum load”. Carrying capacity has factors it depends on. These are the many abiotic and biotic factors in the ecosystem and some are more obvious than others. The most obvious being, the availability of the basic needs of organisms which make up the different ecosystems. Some of these are food, water and shelter in which dictate how many individuals the ecosystem can sustain.
which statement about oil is not true
What type of fault is shown in the image below? WILL GIVE BRAINIEST
A. Lateral fault
B. Normal fault
C. Reverse fault
D. Thrust Fault
I thought it might be normal im not sure pls help fast thank you
Answer:
B. Normal fault
Explanation:
The image shows a normal fault which happens when the hanging wall moves downward from the footwall, and this type of faults occur when two blocks of rock are pulled away from eachother, and in that case on of the walls becomes the hanger, which means that it goes downwards from the normal or other wall, and that becomes the footwall.
Without seeing an image, it’s impossible to identify the fault type. The available options are Normal Fault (hanging wall drops due to tension), Reverse Fault (hanging wall rises due to compression), Lateral Fault (plates slide horizontally), or Thrust Fault (a type of Reverse Fault with a nearly horizontal angle).
Explanation:
Without being able to see an image of the actual fault, I'm unable to provide a definite answer as to whether it's a Lateral Fault, Normal Fault, Reverse Fault, or Thrust Fault. However, I can explain the difference between them. A Normal Fault occurs when the hanging wall drops down relative to the footwall, generally due to tension in the Earth's crust. A reverse fault is the opposite, when the hanging wall is shoved up relative to the footwall, due to compression in the Earth's crust. A lateral fault is when two tectonic plates slide past each other horizontally, while a thrust fault is a type of reverse fault where the angle of the fault plane is near horizontal.
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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?
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.
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.
Answer:On the underside of the pinna
Explanation:
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.
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.