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sesenic [268]
3 years ago
11

The function of the sinoatrial node is to

Biology
1 answer:
stepladder [879]3 years ago
4 0
C . sinoatrial node the system that controls the heart rate . i hope it helps xD
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Which of the following is not a common characteristic of life/living things.
Dominik [7]

Answer:

I think the answer is D

Explanation:

all things grow and develop

all things reproduce if they didnt then there'd no more life

not all things can move from place A to place B

7 0
2 years ago
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One important development during the 3rd trimester that will insulate the infant against changes in temperature is _____________
notka56 [123]

Answer:

The correct answer is a. the deposition of fat under the skin

Explanation:

After 28th week the third trimester starts in a pregnant woman which last until the baby gets delivered which is around 40th week. In this period the baby grows in size and fats get stored under the skin of the baby.

As fat is a good insulator it provides insulation to the infant against the changes in the temperature so it is one of the important development during the 3rd trimester. As the baby grows bigger in this period it put pressure on organs which might cause difficulty in breathing for mother. Therefore the correct answer is a.

3 0
3 years ago
What are some species that are extinct? W<br> ecome extinct?
Lady_Fox [76]

Answer:

Below

Explanation:

Most dinosaurs

Passenger Pigeon

Saber Toothed Tiger

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Great auk

Pyrean ibex

Giant Ground Sloth

Aurochs

4 0
2 years ago
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Explain how the adaptation to reproduce quickly is beneficial in bacteria's ability to
JulijaS [17]

Answer:

Antibiotics save lives but any time antibiotics are used, they can cause side effects and lead to antibiotic resistance.

Since the 1940s, antibiotics have greatly reduced illness and death from infectious diseases. However, as we use the drugs, germs develop defense strategies against them. This makes the drugs less effective.

6 0
3 years ago
Which technological tool helps earth scientists gain new knowledge about earth’s subsurface?
Nastasia [14]

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ground penetrating radar

3 0
3 years ago
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