How does structure relate to function in organelles such as:
Cell wall:
Vacuole:
Nucleus:

Answers

Answer 1

OK so a cell wall protects just like the walls of a house. Vacuoles are extremely important in providing structural support in a cell, so like beams for supporting structures. And the nucleus is the command center as it consists of many structured elements that allow it to perform its functions.


Related Questions

Help!
A species of cactus has two alleles for the length of its spines: long spines
(L) and short spines (). The Punnett square below predicts the outcome of a
cross between two cacti, one LL and the other Ll for length of spines.

What phenotype ratio should be observed in the offspring of this cross?

Answers

Answer: 4 : 0  (long spines to short spines)

Explanation:

Dominant allele: L

Recessive allele: l

When is there at least one dominant allele in the phenotype it shows the dominant trait (long spines)

There has to be two recessive alleles to make the phenotype the recessive trait (short spines).

Therefore since there is one L in every box, all of the offspring will show the dominant trait (long spines).

Hope that helps!

What are the 3 types of muscles in the human body. Where are they found in the body?

Answers

Answer:

The 3 types of muscle tissue are cardiac, smooth, and skeletal.

Explanation:

Cardiac: Cardiac muscle cells are located in the walls of the heart, appear striated, and are under involuntary control.

Smooth: Smooth muscle (so-named because the cells do not have striations) is present in the walls of hollow organs like the urinary bladder, uterus, stomach, intestines, and in the walls of passageways, such as the arteries and veins of the circulatory system, and the tracts of the respiratory, urinary, and reproductive

Skeletal: Skeletal muscle is found between bones, and uses tendons to connect the epimysium to the periosteum, or outer covering, of bone.

Final answer:

The three types of muscles in the human body are skeletal muscles for voluntary movement, smooth muscles in internal organs for involuntary functions, and cardiac muscle found only in the heart. They differ by striation, control, and location.

Explanation:

The human body has three major types of muscle tissues: skeletal, smooth, and cardiac muscles. Each type has distinct characteristics and locations within the body.

Skeletal Muscles

Skeletal muscles are attached to bones and are responsible for voluntary movements. These muscles display a striped, or striated, appearance under a microscope and are usually under conscious control. Examples include the biceps and quadriceps

Smooth Muscles

Smooth muscles are found in the walls of internal organs such as the stomach, intestines, and blood vessels. They control involuntary movements and do not show striations, appearing smooth under a microscope.

Cardiac Muscle

The cardiac muscle is specialized muscle tissue found only in the heart. It is striated like skeletal muscle but operates involuntarily, controlling the heartbeat.

Striated muscles: Skeletal and cardiac muscles

Non-striated muscle: Smooth muscle

Voluntary muscle: Skeletal muscle

Involuntary muscles: Smooth and cardiac muscles

2. What is needed from fermentation to restart glycolysis?​

Answers

How cells extract energy from glucose in the absence of oxygen. In yeast, anaerobic reactions produce alcohol, while in your muscles, they form lactic acid.





Both processes can happen thanks to alternative glucose degradation pathways that occur when normal cellular respiration that uses oxygen (aerobic) is not possible, that is, when there is no oxygen available that acts as an acceptor at the end of the transport chain of electrons. These fermentation pathways include glycolysis with a few extra reactions at the end. In yeast, the extra reactions produce alcohol; in the muscles, lactic acid.
Fermentation is a widespread route, but it is not the only way to obtain energy from fuels anaerobically (in the absence of oxygen). Some living systems use a different inorganic molecule instead of
OR
2
OR
2
I mean
  start text, O, end text, start subscript, 2, end subscript, like sulfate, as the final acceptor in an electron transport chain. This process, called anaerobic cellular respiration, is performed by some bacteria and archaeas.

How do the Various types of electromagnetic radiation differ from each other?

Answers

Answer:

They only differ from each other in wavelength. The electromagnetic spectrum includes, from longest wavelength to shortest: radio waves, microwaves, infrared, optical, ultraviolet, X-rays, and gamma-rays.

Explanation:

the different types of electromagnetic radiation are shown in a electromagnetic spectrum. it consists of radio waves, microwaves, infrared waves, visible light, ultraviolet, xrays, and gamma rays. the part of the electromagnetic spectrum that we can see is the visible light. Also, they all have different wave lengths!

Rock samples taken from location B would most likely be composed of
1.granite
2.rhyolite
3.conglomerate
4.basalt​

Answers

The answer is 4. basalt.

Here's why:

Location B is at the Mid-Atlantic Ridge. This is a divergent plate boundary, where plates are moving apart and magma is rising from the mantle.

Magma that rises at the Mid-Atlantic Ridge is basaltic. Basalt is a fine-grained, dark-colored igneous rock formed by the rapid cooling of magma.

Granite and rhyolite are not typically found at Mid-Atlantic Ridges. They are felsic igneous rocks, which are lighter in color and coarser-grained than basalt. They are more commonly found in continental settings, where magma cools slowly underground.

Conglomerate is a sedimentary rock. It is formed from the erosion and deposition of other rocks, not from the cooling of magma.

Therefore, based on the location and the type of rock formation that occurs at Mid-Atlantic Ridges, the rock samples taken from location B would most likely be composed of basalt.

The diagram below shows a portion of earths crust near the mid Atlantic ridge. Letters A B C D and E represent locations on the sea floor. Rock samples taken from location B would most likely be composed of

1. granite

2. rhyolite

3. conglomerate

4. basalt​

How does energy produced in the core of the Sun reach the surface? How long does it take?

Answers

Answer: energy produced in the core travels through out the gases of Sun and takes about million years to reach its surface

Explanation:

Step 3 : Translate mRNA

Answers

You just have to do the opposite so if it says a you will put u and if it says c you put g for example:

GGCCAAUU
CCGGUUAA

To translate the mRNA we have what the original code is GGCCAAUU and when translating we find that CCGGUUAA

What is mRNA translation?

mRNA is translated into protein by the action of a variety of tRNA molecules, each specific for each amino acid. The nucleotide sequence of an mRNA molecule is translated into the appropriate amino acid sequence as determined by the genetic code.

So in this case performing the translation of the mRNA we find that it will be GGCCAAUU for the following code CCGGUUAA.

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which of the following statements about geothermal energy is not true? a. it is not a practical source of energy b. it is an important source of energy in volcanically active areas
c. it works best when the magma pool is near the surface of earth
d. it is a renewable source of energy

Answers

Final answer:

Geothermal energy is a practical, renewable energy source that works best when magma pools are close to the Earth's surface. Contrary to the false statement, it is most effective in volcanically active areas.

Explanation:

In assessing the statements about geothermal energy, the untrue statement is: a. it is not a practical source of energy. In reality, geothermal energy is highly practical, particularly in regions where volcanic activity or other heat sources exist near the Earth's surface. Geothermal energy is a renewable source of energy because it is constantly replenished by the heat generated by the Earth's core. This heat is used to produce steam, which then powers turbines to generate electricity. Geothermal energy works best when the magma, or molten rock, pool is close to the Earth's surface, making statement c is also correct. Therefore, geothermal energy is not only a practical source of energy, but it is also renewable and advantageous in certain geographical settings, particularly those that are volcanically active (statement b).

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20. What factors can limit the
usefulness of television
news as a source of
information on
environmental issues?
a. News reports are brief.
b. News reports may leave
out information
c. The information comes
from only one source.
d. all of the above
ales

Answers

Answer:

All of the above.

Explanation:

If the news reports are brief, they probably will leave out information. If the info comes from only one source, it may or may not be reliable.

PLEASE HURRY IM TIMED
The amount of the lighted side of the moon you can see is the same during
a. new moon and full moon phase.
b. new moon and first quarter phase.
c. first quarter and third quarter phase.
d. full moon and third quarter phase.
Please select the best answer from the choices provided

Answers

Answer:

The amount of the lighted side of the moon you can see is the same during

a. new moon and full moon phase.

b. new moon and first quarter phase.

c. first quarter and third quarter phase.

d. full moon and third quarter phase.

Please select the best answer from the choices provided

Explanation:

c

A population of oak trees growing in a region in Canada experiences a change in climate to much colder temperatures and much drier conditions than they have had for many years

Answers

Answer:

Explanation:

1.A

2.C

3.B

4.C

In terms of gravitational political energy,what happens to a ball as it rolls down a hill?

Answers

The gravitational potential energy of the ball decreases as it rolls down the hill while the gravitational kinetic energy of the ball increases due to its acceleration in velocity.

HELP PLZ GOD BLESS YOU AND YOUR GRADES

Answers

Answer:

The third and second is the  correct!

Explanation:

For example, cooling water will cause it to become ice.

As for the second one, if you heat up liquid, the particles move faster, causing the liquid to evaporate and become a gas

Hope i helped! :3

had a brain fart, sorry, i fixed it

The force exerted by a seedling as it pushes its way through the soil is due to the _____ created inside its cells. A. water solubility B. water movement C. water leakage D. water pressure

Answers

Answer:

water pressure is correct answer

Explanation:

The force exerted by a seedling as it pushes through the soil is due to the water pressure inside its cells, known as turgor pressure, which is a result of water potential differences that cause water to move into cells.

The correct option is 'D'.

The force exerted by a seedling as it pushes its way through the soil is due to the water pressure created inside its cells. This water pressure is also known as turgor pressure, which occurs when water moves into plant cells, causing them to swell and become turgid.

These processes are influenced by the water potential in the plants, which is a measure of the potential energy in water in comparison to pure water.

The water potential is affected by several factors like solute concentration and pressure.

When the water potential within the soil is higher than inside the plant cells, water moves into the cells via osmosis, generating pressure that helps to push the seedling upwards through the soil. Turgor pressure is vital for plant rigidity and growth.

Question 4
3 pts
Which of the following shows a reduction of chromosomes by half? (3 points)

Answers

Question:

Which of the following shows a reduction of chromosomes by half? (3 points)

Male gametophyte to flagellated sperm Sporophyte to spores Male gametophyte to spores Female gametophyte to zygote

Answer:

Sporophyte to spores

Which of the following best identifies a physical digestive process?
heat formation

enzyme action

acid secretion

peristalsis

Answers

Answer: C ( Enzyme Action

What must first occur for transcription to begin?
A: mRNA moves the code from the nucleus to the ribosome for protein production.
B:Agene is expressed through protein production.
C:RNA polymerase attaches to the promoter.
D:A repressor protein must attach to the operator.

Answers

Final answer:

Transcription begins when RNA polymerase binds to the promoter of the gene. It then works to assemble RNA nucleotides into a strand that complements the DNA template, till it reaches a termination sequence.

Explanation:

For transcription to begin in a cell, the first thing that needs to occur is that RNA polymerase attaches itself to the promoter of the gene. The promoter is a specific DNA sequence that indicates where the process of transcription should start. The RNA polymerase is an enzyme that carries out the process of transcription, forming a new mRNA molecule by reading the DNA strand.

Steps involved in the process of TranscriptionThe RNA polymerase binds to the promoter region of the DNA.It separates the two strands of the DNA molecule.The RNA polymerase starts to assemble RNA nucleotides into a strand that is complementary to the DNA template.The process continues until it reaches a termination sequence in the DNA, which signals to the RNA polymerase to stop transcription and release the newly formed mRNA molecule.

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is the science of naming and classifying organisms based on structural comparisons and genetic evidence

Answers

Answer:

usually yes

Explanation:

Final answer:

Taxonomy is the science of naming and classifying organisms based on structural and genetic evidence. It's a critical component of biology, helping to organize the evolutionary history of organisms. The modern taxonomic systems use genetic methods for a more precise classification.

Explanation:Introduction to Taxonomy

Taxonomy is the science of naming and classifying organisms based on structural comparisons and genetic evidence. Swedish botanist Carolus Linnaeus was a key figure in the establishment of this system.

The Science of Taxonomy

Taxonomy is a critical component of biological studies. It helps organize humans and their evolutionary ancestors, both spatially and temporally. Two types of evidence focused on in taxonomy are morphologic (form and function) and genetic.

Modern Taxonomy: The Role of Genetics

In the modern era, genetic methods have become a standardized way to compare all living organisms, providing a more defined and accurate classification system. These methods have become integral to the science of taxonomy.

Similarities and Differences: Homologous Structures

Organisms that share similar physical features and genomes are usually more closely related. Such overlapping features, known as homologous structures, stem from developmental similarities that are based on evolution.

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QUICK ANSWER FOR BRAINLIEST AND 20 POINTS


Look at the circuit diagram.


What does the diagram show?


one battery, two light bulbs, and three resistors

one battery, two switches, and three light bulbs

one switch, one resistor, and three light bulbs

one switch, one light bulb, and three batteries

Answers

Answer:

The battery is the set of vertical lines at the bottom, so there's one battery.

The switches are the line between the small circles (they're closed here) there are 2 of them.  

The circles with Xs inside are bulbs.  

So B is correct.

In this circuit diagram, one battery, two switches, and three light bulbs are shown.

What are the characteristic features of circuit diagram?

A circuit diagram is a graphical representation of an electrical circuit. A pictorial circuit diagram uses simple images of components, while a schematic diagram shows the components.

A circuit diagram is a simplified graphical representation of an electrical circuit. Circuit diagrams are used for the design, construction and maintenance of electrical and electronic equipment.

There are 6 types of circuit diagrams, namely: Block Diagram, Schematic Circuit Diagram, Pictorial Circuit Diagram, Single Line Circuit Diagram, Open Circuit Diagram and Closed Circuit Diagram.

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Brainliest!! Extra points!!! PLEASE ANSWER both QUESTIONS PLEASE!!

Answers

Answer:

It's c (13)

12 is Freezing

Explanation:

What evidence supports the law of conservation of energy? Group of answer choices

Answers

Answer:food

Explanation:cause

Answer:

The law of conservation of mass states that in a chemical reaction, mass is neither created nor destroyed.Carbon dioxide becomes glucose and oxygen during photosynthesis.

What is necessary for a recessive X-linked allele to be expressed in females?

Answers

Both of the female's parents would've had to give her a recessive X chromosome in order for the allele to be expressed.

Final answer:

A female needs two copies of a recessive X-linked allele to express the associated trait, receiving one from each parent. Carrier females possess one mutant allele and one dominant allele, potentially exhibiting mild symptoms due to X chromosome inactivation.

Explanation:

For a recessive X-linked allele to be expressed in females, they must inherit two copies of the allele, one from each parent. If a female inherits just one recessive X-linked allele, she will be a carrier of the trait, but typically unaffected. This phenomenon is due to the fact that females have two X chromosomes, enabling them to carry a recessive allele without expressing the trait, provided their other X chromosome carries a dominant allele. However, carrier females have a chance of manifesting mild forms of the trait because of the random inactivation of one X chromosome in each cell, which could lead to cells expressing the recessive allele.

Examples of human sex-linked disorders include red-green color blindness and hemophilia. Males, who have only one X chromosome, will express the trait if they inherit one mutant X allele. In contrast, females must receive one recessive allele from each parent. As a result, X-linked recessive traits are more frequently seen in males than in females.

Jenny is learning about the importance of the ozone layer. She was upset to know that there is a depletion of the ozone layer and human
activities are adding to it. While she decides to spread awareness on the effects of pollution and reasons to curb it, she cannot do anything
about the natural process of ozone depletion. What is the natural process that is causing the depletion of the ozone layer?
A
natural processes that ensure ecological balance
B. burning of fossil fuel
C. UV rays reacting with O2 molecules
D.
the carbon cycle
E
the oxygen cycle

Answers

Answer:

C. UV rays reacting with the O2 molecules

Explanation:

Answer:

UV rays reacting with the O2 molecules

Explanation:

edmentum

How are the Sun’s magnetic field and it’s activity cycle related?

Answers

Answer:

what

Explanation:

Answer:

hope this helps

Explanation:

Through sunspots that are centers of high magnetic field, that have 11 year cycles.

Explanation:

In the Sun, the flows of hot plasma in the convection zone create the solar magnetic field. This is sustained by nuclear fusion in the Sun. Sunspots are regions of very strong magnetic field that are perceptible on the Sun's surface or photo-sphere. The number of sunspots on the sun increase and decrease over time in a regular, approximately 11-year cycle, which is, in fact the solar magnetic activity cycle.

what proportion of the progeny carries the allele for wrinkled skin in the genotype

Answers

Answer:2/3

Explanation:

this is the ancwer i got

Final answer:

The proportion of F2 progeny with the allele for wrinkled skin is expected to be 1/4 when considering a dihybrid cross of two heterozygous pea plants. This is based on the principles of Mendelian genetics and the monohybrid 3:1 ratio characteristic of a single trait with one dominant and one recessive allele.

Explanation:

When considering a dihybrid cross and determining the proportion of progeny that carries an allele for a specific trait such as wrinkled skin in peas, we utilize the principles of Mendelian genetics, particularly the concept of independent assortment and dominance.

For the trait of seed texture, the allele for wrinkled skin in peas is recessive, typically represented as 'r'. In a dihybrid cross of two heterozygous F1 plants (RrYy), we expect to see a phenotypic ratio of 9:3:3:1, which can be broken down into two separate monohybrid 3:1 ratios, one for each trait. Thus, considering only the texture, three-quarters of the F2 offspring will display the dominant round phenotype (R_), and one-quarter will display the recessive wrinkled phenotype (rr). This is because the proportion of F2 progeny with wrinkled skin (homozygous recessive condition rr) is expected to be 1/4, as determined by the product of the probabilities for each independent event: (1/4) × (1/4).

what element is required to build red bloold cells?

Iron
Zinc
Copper
Nickel​

Answers

Iron is a mineral found in every cell of the body. Iron is considered an essential mineral because it is needed to make hemoglobin, a part of blood cells.
The answer is 1.), iron.

If “M” represents the dominant condition for a trait and “m” represent the recessive condition for that same trait. What is the genotype for a recessive offspring?

Answers

Answer:

mm

Explanation:

the only way for it to be recessive, is to remove the dominant

The genotype for a recessive offspring in this scenario is 'mm,' as this reflects the presence of two copies of the recessive allele required for the recessive trait to be expressed.

The genotype for a recessive offspring, when "M" represents the dominant condition and "m" represents the recessive condition for a trait, would be mm. This is because a recessive trait is only expressed when an individual has two copies of the recessive allele.

Therefore, for the offspring to display the recessive trait, both alleles must be m, resulting in the homozygous recessive genotype mm. Genotypes are often abbreviated using a single letter, with the dominant trait typically indicated by a capital letter and the recessive trait by a lowercase letter. In cases where "B" represents a dominant black allele and "b" a recessive brown allele, the parallel is that a recessive brown offspring would have the genotype bb.

Which chemical bond most likely stores the most energy?
А. Сс
в. н-о
C. н-н
D. C=C

Answers

Answer:

D. C=C

Explanation:

please give brainliest

The answer is is C-C!!!
I hope I could help!

Ben lives near a busy street frequented by vehicles. What is Ben susceptible to in this situation?
A. water pollution
B. obesity
C. noise pollution
D. diabetes​

Answers

I think its water pollution but im not sure

Answer:

C. Noise pollution

Explanation:

Ben is susceptible to the noise pollution and the air pollution, and may be water pollution too, because the air pollution is someway related to the water pollution and the soil pollution too. However, C is the best answer for this question.

....

Hope this answer can help you. Have a nice day!

Which of the following is a source of carbon dioxide in the atmosphere?
plants
animals
sunlight
factories

Answers

Answer:

Plants, animals, factories.

Explanation:

Plants and animals are living organisms that undergoes aerobic respiration that takes in Oxygen and released carbon dioxide.

Do not be mislead that plants do not give out CO2. During the night, when rate of photosynthesis is slower than rate of respiration, CO2 is released to the atmosphere and acts as a source of CO2.

Animals can only respirate and not photosynthesize. Hence, it is definitely a source of CO2

Factories are sources of CO2 assuming that their operations releases CO2 as by-product which is a very probable event for most factory operations.

Sunlight is a abiotic factor that does not cause CO2 to be released on its own to act as a source of CO2 in the atmosphere.

Final answer:

Plants, animals, and factories are sources of carbon dioxide in the atmosphere.

Explanation:

Plants, animals, and factories are significant sources of carbon dioxide emissions into the Earth's atmosphere. Plants play a dual role in the carbon cycle. During photosynthesis, they absorb CO2 and convert it into oxygen (O2) and organic carbon compounds, helping regulate atmospheric CO2 levels. However, when plants decay or burn, they release CO2 back into the atmosphere.

Animals, through respiration, release CO2 as a byproduct of metabolism. This carbon comes from the food they consume, and when they exhale, it contributes to atmospheric CO2 levels. Factories, particularly those burning fossil fuels for energy and industrial processes, release substantial amounts of CO2 as a result of combustion. These human activities significantly impact global carbon levels and contribute to climate change and global warming. Sustainable practices and reduced emissions are critical to mitigate these effects.

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