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nasty-shy [4]
3 years ago
11

Why do glaciologists study ice cores?

Biology
1 answer:
Arlecino [84]3 years ago
4 0

Answer:

C

Explanation:

when the ice freezes, air bubbles and dust get trapped inside from millions of years ago, by measuring levels of certain elements/gases in the air bubbles, or molecules in the ice you can figure out a little bit about what the past climate was

Please give a brainliest and a thx ;)

Also, you could NEVER guess where i learned this from, if u wanna know, leave a comment :)

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Help me for the last question
maxonik [38]

i believe its c and d

6 0
3 years ago
Does anybody know the answer to these?
-Dominant- [34]

Answer:

Answer is B if we have the same one

Explanation:

5 0
4 years ago
What happens to the stem of a plant that is grown upside down?
zepelin [54]
The roots will grow toward the ground despite being planted upside down due to gravity. Due to gravity, the roots will turn and grow towards the ground, following gravity's pull. So, I believe D? 
5 0
3 years ago
The lumper potatoes that were grown in Ireland during the 1800s were essentially clones of one another. They all had the same ge
stira [4]

The question has options that are given as below:

A. Some potatoes would be more likely to have a genetic resistance to the disease and survive. B. The potatoes would have been able to trade genes so that they could survive the disease. C. More of the potatoes would have been edible varieties. D. None of the potatoes would have been infected by the disease.

Answer:

The correct answer is - A. Some potatoes would be more likely to have a genetic resistance to the disease and survive.

Explanation:

Genetic resistance is the capability or ability of some individual organisms of a population or species have to adapt the environmental or genetic changes and survive while other organisms of species are not able to do the same.

In this case, some of the potatoes more likely to show genetic resistance to the disease and condition and survive from the devastation of the potato blight

3 0
3 years ago
A chemical substance made by glands in the endocrine system that travel through the bloodstream and affects cells and tissues th
laila [671]

<u>Answers</u>: Hormones

<u>Explanation</u>:

  • A collection of all the glands and groups of cells that secrete chemical messengers that function in regulating the growth, development, and homeostasis of the body is termed as the <em>endocrine system.</em>
  • The chemical messengers of the endocrine system are known as <em>hormones</em>.  These hormones are a type of signaling molecules produced by the glands and cells of the endocrine system and they are carried by the blood to distant organs in the body.
  • The organs in the body that carry receptors for these hormones are known as the<em> target organs</em>, and the hormones affect the body's physiology by exerting their effect on these target organs.
5 0
4 years ago
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