HELP ME PLEASE HELP ME PLEASE I DONT UNDERSTAND
Why are models, such as a model of DNA, important to use in studying science?

A None of these

B Models help scientists understand concepts and processes

C Both of these

D Things may be too big or too small to measure or use practically

Answers

Answer 1

Answer:

option  B

Explanation:

Because scientist wants to how a child is similar some what to its parent .HOW it get same feathers as its parent?


Related Questions

GIVING BRAINLY! A car started accelerating and it gained speed at 2 m/s2. The car had a mass of 200 kilograms; calculate the average force the car was traveling at.

Answer: ____ Newtons

Answers

Answer:

100 Newtons

Explanation:

The car was traveling at an average force of 400 Newtons. This is the force that was being applied to the car to cause it to accelerate at a rate of 2 meters per second squared.

What is force?

In physics, force is a measure of the interaction between two objects that can cause a change in the motion of one or both objects. Forces can be classified as either contact forces, which involve physical contact between two objects, or non-contact forces, which involve the interaction of objects without physical contact.

To calculate the average force that the car was traveling at, you can use the equation for average force:

average force = mass x acceleration

Plugging in the values given, you get:

average force = 200 kg x 2 m/s2 = 400 N

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help please!!!!

¡¡¡¡★✰✯Ill give brainliest✯✰★!!!!​

Answers

Answer: 9, 24, 64, 12, 46

Explanation: Here’s a trick I use to remember it. Haploid is half-loid, and diploid is full. Haploid is half of diploid.

When the sun's energy reaches the Earth, some is reflected into space, but the rest is absorbed by gases and warms the atmosphere. This phenomenon is known as

- climate change
- global warming
- greenhouse effect
- positive feedback

Answers

Answer:

Greenhouse effect

Explanation:

When the sun's energy reaches the Earth, some is reflected into space, but the rest is absorbed by gases and warms the atmosphere; this phenomenon is known as the "greenhouse effect," which is present in the third option.

What is the greenhouse effect?

When solar energy strikes the earth, some of it is reflected back and some is trapped in the atmosphere's gaseous layer, such as carbon dioxide; water vapor traps this radiation and warms the earth. Global warming is seen as having serious consequences due to its warming nature, including the melting of the polar ice, agricultural destruction, and so on.

Hence, when the sun's energy reaches the Earth, some is reflected into space, but the rest is absorbed by gases and warms the atmosphere; this phenomenon is known as the "greenhouse effect," which is present in the third option.

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Which of the following statements about metabolism is incorrect?
Select one:
a. Metabolism manages the utilization of materials and energy resources.
b. The uptake of water associated with the hydrolysis of biological ppolymers is part of metabolism.
c. Metabolism depends on a constant supply of energy.
d. None of these statements about metabolism is incorrect.
e. Metabolism is an emergent property of life at the level of organisms.

Answers

Answer:

The correct answer is (e) None of these statements about metabolism is incorrect. Although chemical reactions take place outside of living organisms, regulated metabolic pathways are unique to living organisms. ... Finally, metabolism utilizes water to break bonds in macromolecules through a process known as hydrolysis.

which particular type of drug is obtained from ergot​

Answers

Answer:

What drugs are in ergot?

Dihydroergotamine and ergotamine belong to the group of medicines known as ergot alkaloids. They are used to treat severe, throbbing headaches, such as migraine and cluster headaches. Dihydroergotamine and ergotamine are not ordinary pain relievers.

Explanation:

What drugs are in ergot?

Dihydroergotamine and ergotamine belong to the group of medicines known as ergot alkaloids. They are used to treat severe, throbbing headaches, such as migraine and cluster headaches. Dihydroergotamine and ergotamine are not ordinary pain relievers.

Answer:

diethylamide, also called lysergide, potent synthetic hallucinogenic drug that can be derived from the ergot alkaloids (as ergotamine and ergonovine, principal constituents of ergot, the grain deformity and toxic infectant of flour caused by the fungus Claviceps purpurea).

hope it help you

Complete the DNA Sequence GGACCTTACT pls due in 3 mins!

Answers

Answer:

TACGTTACT

Explanation:

Muscle cells serve as a reservoir for which of the following?
A. O Fructose
B. O Glucose
C. O Galactose
D. O Raffinose

Answers

B. O Glucose

explain:

Muscle is a primary site for glucose uptake and storage

Describe how the structure of a leaf fits its function.

Answers

Answer:

Leaves are thin, minimising the distance for carbon dioxide to travel into leaf cells. A midrib provides strength throughout the leaf, keeping it upright and sturdy in the wind. Chlorophyll is the green pigment that absorbs sunlight. Veins transport water and glucose around the plant.

show that respiratory gaseous exchange in a rabbit occurs at the level of lungs​

Answers

No single animal model can reproduce all of the human features of both acute and chronic lung diseases. However, the rabbit is a reliable model and clinically relevant facsimile of human disease. The similarities between rabbits and humans in terms of airway anatomy and responses to inflammatory mediators highlight the value of this species in the investigation of lung disease pathophysiology and in the development of therapeutic agents. The inflammatory responses shown by the rabbit model, especially in the case of asthma, are comparable with those that occur in humans. The allergic rabbit model has been used extensively in drug screening tests, and this model and humans appear to be sensitive to similar drugs. In addition, recent studies have shown that the rabbit serves as a good platform for cell delivery for the purpose of stem-cell-based therapy.

and you dont have to do nothing there just for you know

How do the daughter cells that result from mitosis compare with the original
cell?
A. They have more cytoplasm than the original cell had.
B. They are completely different from the original cell.
C. They have half as many chromosomes as the original cell.
D. They are genetically identical to the original cell.

Answers

Answer:

D. They are genetically identical to the original cell

Explanation:

Two identical diploid daughter cells are produced by mitosis. (Diploid just means that the cells each have 23 pairs of chromosomes). Hope this helps!

How do genetics AND the environment affect our traits?

Answers

Um I think the other answer is right too but I also know this is part of it, genetic show our physical traits (how we look) the environment affects how we act and can often change our physical traits. Examples: I’d you are in an environment were you get a lot of sun you will be more tan. If you are in an environment where you would be active our being active is influenced on you then you would be more agile or fit. Etc. hope this helped

what events that happen at the neuromuscular junction are listed. what is there correct sequence?

Answers

ACh binding opens ion channels in the receptors that allow simultaneous passage of Na+ into the muscle fiber and K+ out of the muscle fiber. More Na+ ions enter than K+ ions exit, which produces a local change in membrane potential called the end plate potential

nêu các đặc điểm di truyền của tính trạng do gen nằm trên NST X quy định

Answers

Hmmmmmmmmmmmmmmmmmmmm

*
The food that you eat comes as a result of
Artificial Selection
Adaptations
Natural Selection
Best Fitness

Answers

Answer:

I would say Artificial Selection.

Explanation:

Khan Academy defines Artificial Selection as: "Artificial selection, also called "selective breeding”, is where humans select for desirable traits in agricultural products or animals, rather than leaving the species to evolve and change gradually without human interference, like in natural selection." The other options seem a bit irrelevant to the question.

Answer:

Artificial Selection

Explanation:

Artificial selection involves selecting breeding. This is when farmers breed two plants which bear the largest, sweetest or tastiest fruits or which give high yields of the crops. The same process happens in cows, where farmers select animals to breed, based on high milk yield, or meat production.

However, farmers are becoming to think more differently in order to improve the welfare of animals. Instead of high yields, they are looking to increase disease resistance among animals and plants alike. Banana breeders are looking towards wilder plants with more disease resistance. But all in all, it is artificial selection. It's not bad, as it increases nutritional values for us humans.

GIVING BRAINLY!
______ holds all of the planets in orbit around the sun.
A Weight

B) Force

C) Motion

D Gravity

Answers

Answer:

A) Gravity

Explanation:

Brainliest plz

what are the characteristics of cirrus cloud

Answers

Answer:

wispy, feathery, and composed entirely of ice crystals

1
1/1 point
The vertebral region is superior to the:

Answers

Answer:

The vertebral region is superior to the sacral region

Explanation:

Superior meaning toward the head of the body, or looking down on sacral region below

If a cusp is lost during preparation, which matrix band would provide the best support

Answers

Answer:

the large one

Explanation:


Which of the following is an INCORRECT/FALSE pair of organism and
consumer type. E.g. Human - omnivore

1. Fungi (mushroom) - decomposer
2. Wolf - omnivore
3. Black bear - omnivore
4. Horse - herbivore

Answers

Answer: Wolf- omnivore

Explanation: Wolf are carnivores because they only eat the meat of other animals

List the the smallest molecules at the top and largest at the bottom

Answers

Answer:

Protein molecule

Starch molecule

Glucose molecule

Ami o acid molecule

Carbon dioxide molecule

Water molecule

Oxygen molecule

Why are cells considered to be the basic unit of structure and function in all organisms?

A. Cells come from preexisting cells.

B. Cells can perform all life processes.

C. All living things are made of cells

D. Cells are found in all living things

Answers

Answer:

C. All living things are made of cells

Explanation:

Cells are considered to be the basic unit of structure and function in all organisms because all living organisms are made of cells.

Hope it helps!

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Help me out, pls. I think it is the first one, but not sure?

Answers

Answer: A

Explanation:  · 1. Which of the following statements about the global ocean conveyor belt is correct? O A. It determines the frequency of El Niño and La Niña weather systems. O B. It reduces temperature fluctuations between seasons in Europe. O C. It reduces temperature fluctuations between seasons in North America. O D. A:

The global ocean conveyor belt is a constantly moving system of deep-ocean circulation driven by temperature and salinity. [ -correct statement about the global ocean conveyor belt. ] he following statements about the global ocean conveyor belt is correct: The global ocean conveyor belt is a constantly moving system of deep-ocean circulation driven by temperature and salinity.

which data would be most helpful to scientists who measure the riskd associated with wildfires​

Answers

Answer:

21 June

Explanation:

Because they can measure the Solstice

Which RNA molecule is involved in translating a short sequence of RNA into an amino acid, acting like a molecular Rosetta stone?
a
snRNA

b
tRNA

c
mRNA

d
rRNA

Answers

The RNA molecule that is involved in translating a short sequence of RNA into an amino acid is tRNA (Option b). This molecule (tRNA) is fundamental to link the genetic information from DNA to protein.

During gene transcription, a fragment of DNA called gene is used as a template to create a complementary messenger RNA (mRNA).

Subsequently, this mRNA is n then used as template to create a polypeptide (i.e., a protein) by a process called translation.

During translation, triplets of nucleotides or 'codons' in the mRNA sequence interact with anticodons of the transfer RNAs (tRNAs), which then specify the linear order of amino acids that will be added to the growing polypeptide.

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Help me. Question is in the picture.

Answers

Answer:

okay I'm not 100% sure, so don't get mad if I get it wrong but I think it's number C.

What is the definition of excersize

Answers

Answer:

activity requiring physical effort, carried out to sustain or improve health and fitness.

Explanation:

Answer:

The definition is activity requiring physical effort, carried out to sustain or improve health and fitness.

What would be the effect of the uneven distribution of the Sun’s energy on Earth?

A. The equator and the poles would both be cool.
B. The equator and the poles would both be warm.
C. The equator would be warmer than the poles.
D. The equator would be cooler than the poles.

Answers

If there's uneven distribution of the Sun’s energy on Earth then C. The equator would be warmer than the poles.

=》 The sun's rays will only reach the equator since it is in the middle & the Earth is spherical in shape while the North & the South Poles will become colder with no sunlight. The equator will become warmer.

_____

RainbowSalt2222 ☔

Answer:

The equator would be warm than the poles.

can anyyone help please​

Answers



I’m pretty sure


It is the shrew

Does bone marrow cells to have more or less antigens than erythrocytes?

Answers

The bone marrow has more antigens than erythrocytes. You can find erythrocytes in the bone & in the blood.

1. Which of the following choices is NOT part of the central nervous system?
a. Brain
c. Spinal cord
b. Ganglion
d. Gray matter

Answers

Answer:

I think it's b I thinkkkk

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