The main features of mitosis and meiosis?

Answers

Answer 1

Answer:

Mitosis produces two diploid (2n) somatic cells that are genetically identical to each other and the original parent cell, whereas meiosis produces four haploid (n) gametes that are genetically unique from each other and the original parent (germ) cell.

Explanation:

That's the same as the difference between mitosis and meiosis, sorry if this doesn't help, i'll rate mine 3 stars


Related Questions

26. What about the structure of a fat molecule makes it useful for a cell and why?
The large number of carbon-hydrogen bonds allow for the storage of energy.
Fats serve as enzymes in the process of digestion.
The glycerol portion of the fat molecule is used to release energy
The fatty acid part of fats help digest food in cellular respiration.

Answers

the large number of carbon-hydrogen bonds allow for the storage of energy

The structure of a fat molecule makes it useful for a cell, and a large number of carbon-hydrogen bonds allows for the storage of energy. The correct option is a.

What is the structure of fat?

A glycerol backbone and three fatty acid tails make up the two types of components that make up a fat molecule. It contains a glycerol molecule and is a little chemical molecule. Where the hydroxyl group occurs in the groups, there are three fatty acid tails.

They have a long hydrocarbon chain since that is what they are. This particular long hydrocarbon chain has a carboxyl group or oxy group attached due to the abundance of carbon-hydrogen bonds.

Energy can be stored in it. On the structure, it is excellent for storing energy. Energy can be stored in a specific structure.

Therefore, the correct option is a. Numerous carbon-hydrogen bonds to allow for the storage of energy.

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why are maggots bred in a sterile environment

Answers

Maggots used in wound care are bred in a sterile environment and are free from bacterial contamination. ... It is not possible for the maggots to turn into flies while in the wound. The maggot will not reproduce or multiply within the wound, as only adult flies lay eggs.

Max is teaching his students about reproduction in corals. Which point should he emphasize?

Answers

The Reproduction part. Who, what, where, why, how, etc

Answer:

that corals release male and female gametes at different times

Explanation:

How does the body regulate dopamine

Answers

Answer:

Self discipline

Explanation:

Answer:

Inside the brain, dopamine plays important roles in executive functions, motor control, motivation, arousal, reinforcement, and reward, as well as lower-level functions including lactation, sexual gratification, and nausea. The dopaminergic cell groups and pathways make up the dopamine system which is neuromodulatory.

Explanation:

Striatal dopamine release is mediated by vesicular exocytosis. Active zone-like sites are required for rapid and efficient dopamine secretion. Localized dopamine release generates signaling hotspots and is powerfully regulated. Some striatal dopamine release is independent of ascending action potentials.

The following passage describes inheritance.
Complete the passage by writing a suitable word or words on each dotted line.
A gene is a section of a double-stranded molecule known as
This molecule is found within the
of the cell,
contained in threadlike structures called
The two strands form a double helix linked by a series of paired bases.
The base adenine is always linked to
and the base cytosine
is always linked to
Your answer

Answers

Answer:

A gene is a section of a double-stranded molecule known as DNA. This molecule is found within the nucleus of the cell, contained in threadlike structures called chromatin. The two strands form a double helix linked by a series of paired bases. The base adenine is always linked to thymine and the base cytosine is always linked to guanine.

A plant that normally has relatively few, long internodes develops short and more frequent internodes. Which
of the following is the most likely factor in this?
A. the growth is high on the plant
B. the growth is late in the season
C. the growth is a response to high levels of light
D. the growth is early in the season

Answers

Answer:

B

Explanation:

Which is the last structure to contact sperm before it leaves the body?

penis
sperm duct
testes
urinary bladder

Answers

Answer:

A is correct

Explanation:

Urinary bladder is the last structure to contact sperm before it leaves the body.

What are the functions of urinary bladder?

The urinary bladder, or simply bladder, is a hollow organ in humans and other vertebrates that stores urine from the kidneys before disposal by urination. In humans the bladder is a distensible organ that sits on the pelvic floor.

The urine formed by the nephrons of the kidneys is transported to the urinary bladder for storage before it gets expelled through the urethra. The urinary bladder is a sac that serves as a reservoir for urine.

The urinary bladder is a temporary storage reservoir for urine. It is located in the pelvic cavity, posterior to the symphysis pubis, and below the parietal peritoneum. The size and shape of the urinary bladder varies with the amount of urine it contains and with the pressure.

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Identify which type of reaction the feature occurs in.
light-dependent reactions
light-independent reactions

Answers

Answer:

light dependent reaction occurs in grana produces ATP, release oxygen and produce glucose. while light independent reactions occur in stroma, fixes carbon dioxide. Explanation: Photosynthesis is a process that converts light energy into chemical energy in a multi protein complex called a photo system.

The reproductive system of a male mammal provides

(1) support for the internal development of the embryo
(2) materials through the placenta
(3) a means for the delivery of sperm cells
(4) the ovaries for egg production

Answers

(3) a means for the delivery of sperm eggs

WILL GIVE BRAINLIEST AND MANY POINTS. NEED ANSWER IN 5 MIN.

During a large thunderstorm, you hear and feel the thunder. Draw a representation of the sound wave produced. Your model should account for the energy and patterns of the wave.

Answers

Answer:

Sound waves are longitudinal waves that travel through a medium like air or water. When we think about sound, we often think about how loud it is (amplitude, or intensity) and its pitch (frequency).

Explanation:

This is why we hear and feel them!

Sound waves are longitudinal waves that travel through a medium like air or water. When we think about sound, we often think about how loud it is (amplitude, or intensity) and its pitch (frequency).

What is Sound waves?

A sound wave is the pattern of disruption brought on by the movement of energy moving through a medium as it propagates away from the source of the sound (such as air, water, or any other liquid or solid matter).

Pressure waves are produced when an object vibrates, such as a ringing phone, and these waves are known as sound waves. The surrounding medium's particles are disturbed by the pressure wave, and those particles disturb the particles next to them, and so on.

Like ocean waves, the disturbance's pattern causes outward movement in all directions. Usually in all directions and with decreased intensity as it gets further away from the source, the wave transmits the sound energy through the medium.

Therefore, Sound waves are longitudinal waves that travel through a medium like air or water. When we think about sound, we often think about how loud it is (amplitude, or intensity) and its pitch (frequency).

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Pluto travels around the sun in which zone of the solar system?

Answers

I think it’s the 2nd zone cus i copied and pasted your question and it said Kuiper’s belt was the 2nd.

Bacteria are used in food industry for the production of ?
(a)curd
(b)cheese
(c)butter
(d)all of the above​

Answers

Answer:

D.) All of the above

Explanation:

Bacteria has become a major component in the processing of dairy products because of various factors. The distribution of bacteria aids factors like ripening and flavor development of cheese and curd and also aids fermentation.

Curd, cheese and butter production all involve the use of bacteria.

The bacteria commonly used to make curd is lactobacillus bacteria.

The bacteria commonly used to make cheese are lactococcus, lactobacillus and streptococcus genera

The bacteria commonly used to make butter are lactococcus and leuconostoc .

Why is an organism's variation important?

A Variation ensures that some members of the species survive changes in the environment.

B Variation is what natural selection acts upon and leads to new traits over time.

C Different variations are helpful in different environments, allowing certain genes to be passed on to favor certain traits.

D All of the above are correct.

Answers

D all the above are correct (don’t judge me if it’s wrong I did my best)put I’m positive it’s right

I need the the answered for the lab report ASAP!!!!!!!! 90 brainly points it’s the disease spread lab it’s to late for me to do it HELPPPPPPPPP

Answers

Answer:

Lab data order... I don't know what ur really asking.

What are the reactants of cellular respiration?

Answers

Answer:

cellular respiration

C6H12O6 + 6O2 → 6CO2 + 6H2O.

reactants are C6H12O6 + 6O2

I. e sugar and oxygen.

Year 2020 produced more hurricanes than any hurricane season ever.
A. weather
B. climate
C. climate change

Answers

"C" Climate change, because if the past time had more hurricanes than in these times, then the weather has changed. .

A person who has one recessive allele for a trait that can potentially pass that trait to an offspring.

A) Carrier
B) Genetic Disorder
C) Sex-Linked Gene
D) Down’s Syndrome

Plz I need answers ASAP. Thx And btw I dont know how to make the brianliest. Tell me how to so I can make you one!

Answers

Explanation:

Carrier. Btw I don't need brainiest lol

Multiple Choice
The current atomic model would be revised if
A. better microscopes were being used to study its structure.
B. better microscopes are invented in the future.
C. new information about an atom’s structure is discovered.
D. a new element is discovered in the future.

Answers

A. Better microscopes were being used to study its structure

Which helps prevent errors in DNA replication?
A. DNA polymerase makes five DNA molecules from each single strand, and keeps the best five.
B. There are no complementary base pairs in DNA
C. DNA is produced in the ribosomes
D. DNA polymerase checks the DNA for errors

Answers

D. This is to “proofread” the DNA
Answer: Complementary base pairing reduces errors.

Why does your respiration increase during exercise?

Answers

Answer:

Explanation:

When you exercise and your muscles work harder, your body uses more oxygen and produces more carbon dioxide. To cope with this extra demand, your breathing has to increase from about 15 times a minute (12 litres of air) when you are resting, up to about 40–60 times a minute (100 litres of air) during exercise.

mark me brainliest

Answer:

When you exercise and your muscles work harder, your body uses more oxygen and produces more carbon dioxide. To cope with this extra demand, your breathing has to increase from about 15 times a minute (12 litres of air) when you are resting, up to about 40–60 times a minute (100 litres of air) during exercise.

Which best describe the structure of DNA
A. Base backbones with sugars on the inside
B. Pyrimidine backbones with purines on the inside
C. Sugar-phosphate backbones with bases on the inside
D. A backbone of bases with sugar on the outside

Answers

Explanation:

the answer is c for sure i learn about these 8n school

A lack of sufficient information and data of population size and growth of Atlantic cod is one of many reasons to explain the mismanagement and current decline in Atlantic cod population, Based on your understanding of logistic growth model, if one day atlantic cod recovered in Gulf of Maine, you would recommend to maintain the cod population at _______________ point of the logistic growth model at which population would show the fastest growth rate.

Answers

ANSWER: LOG PHASE/POINT

EXPLANATION: The log phase of logistic population growth witness the fastest growth rate. It's the phase where there is rapid growth exploiting the high resources supplied.

Moreso, the population continues to grow rapidly approaching the carrying capacity (i.e the highest population size that the resources available in the ecosystem can sustain). On getting to the carrying capacity the ecosystem can withstand, the growth rate adjusts and move inline with the carrying capacity. It's also referred as exponential phase.

Need help will give brainliest

Answers

Answer: 1. The epidermis, the outermost layer of skin, provides a waterproof barrier and creates our skin tone.

2. The dermis, beneath the epidermis, contains tough connective tissue, hair follicles, and sweat glands.

3. The deeper subcutaneous tissue (hypodermis) is made of fat and connective tissue.

Explanation: Hope this was helpful! :)

what is the second biggest insect on earth

Answers

Answer:

probably a big spider

Explanation:

The elliptical shape of the earths orbit changes all the time

True or false

Answers

Answer:

true

Explanation:

it is true bc you know what I mean it is true

The answer is true:))))

plz answer asap I'll mark brainliest​

Answers

The small intestine absorbs most digested food molecules, as well as water and minerals, and passes them on to other parts of the body for storage or further chemical change. Specialized cells help absorbed materials cross the intestinal lining into the bloodstream.

When warm air cools, it

rises

creates prevailing winds.


loses the ability to hold water vapor.

gains the ability to hold water vapor.

Answers

loses the ability to hold water vapol

it begins to rise, i’m sorry if i’m wrong!

Similar body parts with different purposes found in different animals are known as:
-the fossil record
-homologous structures
-vestigial structures
-similar embryo development​

Answers

Homologous structures

What is the difference between primary waves and secondary waves

Answers

Answer:

Primary and secondary waves both are body waves of seismic waves. Primary waves or pressure waves are compression waves and secondary waves are shear waves. These waves are represented by P and S waves respectively.

Differences:

P waves are smaller in size but travel faster, however, cause less damage whereas S waves are greater in size cause more damage, and travel slower.

P waves move in a push-pull pattern and travel through different mediums like solids, liquids, and gases, whereas S waves move in an up-and-down pattern and travel only through one medium that is a solid medium.

PLEASE HELP ME I’L GIVE YOU BRAINLIEST

Question: What is the ground breaking research that involves protein synthesis?

Answers

Answer:

Protein synthesis is the process through which cells capture DNA and chemical which cells read DNA and build the molecular components of new cells

Explanation:

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