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IRISSAK [1]
2 years ago
14

Describe how scientists think the Earth was formed

Biology
1 answer:
schepotkina [342]2 years ago
5 0

Answer:

The Big Bang THEORY

Explanation:

They think an explosion occurred in space to create collisions between molecules. These collisions created the planets and life as we know it. They don't know where these molecules came from and it's never been proven, which completely debunks this theory for me.

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What type of systems are constantly changing and requires homeostasis to keep the body working correctly?
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The endocrine system

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3 years ago
Which issue(s) followed Chernobyl's nuclear meltdown? Select all that apply. *
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All of the above are correct.
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A cell with more mitochondria than a sperm cell would be a skin cell.<br> O True<br> O False
Klio2033 [76]
FALSE
A sperm cell always has more mitochondria than a skin cell.

Why? The sperm's midpiece contains many mitochondria so that a supply of energy is available for the sperm to perform its function of traveling to and later fertilizing the egg.

Could u give me Brainliest answer plz
4 0
3 years ago
Drag the tiles to the boxes to form complete the pairs.
alekssr [168]

Answer:

1-5

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Explanation:

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8 0
3 years ago
Read 2 more answers
As you learned, thalidomide is a teratogen meaning that causes birth defects when taken by pregnancy women. Another teratogenic
konstantin123 [22]

Presence of a teratogen in the body of mother during pregnancy is responsible for mal growth of child or incomplete growth which may lead to abortion, still birth or even a defective child.

<h3><u>Explanation:</u></h3>

A teratogen is a substance that is known to cause <em>defects</em> in growth of child during the intrauterine growth period. Thalidomide was used as a morning sickness drug which relieved the vomiting nature of the would be mother. But the presence of thalidomide was responsible for less growth of limbs of the child. Alcohol in intrauterine life may cause Fetal Alcoholic Syndrome which damages the fetus' sense organs and neural cord.

The presence of a teratogen during the 1st trimester is more serious than in last trimester because the main formation of different organs and systems take place in the 1st trimester and maturity takes place in third trimester.

8 0
3 years ago
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