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leva [86]
3 years ago
7

How long ago did oceans begin to form? 12.5 MYA 137 MYA 285 MYA 3800 MYA

Biology
2 answers:
stiv31 [10]3 years ago
7 0

They begin to form about 3.8 billion years ago

Ierofanga [76]3 years ago
4 0

How long ago did oceans begin to form?

Answer:

D. 3800 MYA

Explanation:

At this time, about 3.8 billion years ago, the water condensed into rain which filled the basins that are now our oceans.

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The law of_____
Marta_Voda [28]

Answer:

The correct answer is - segregation.

Explanation:

The law of segregation states that out of two factors or alleles of a gene located in an organism, only one allele or factor is distributed to each sperm cell or egg cell (gamete) randomly, So, the segregation of the alleles are random and only one allele is distributed to each gamete according to this law.

The law of segregation helps in making a different combination of alleles in a particular species or population and leads to variation in genetics. It makes sure that traits distribute to each generation randomly.

5 0
2 years ago
What is a macromolecule? Identify the four types of biological macromolecules
insens350 [35]
A macromolecule is a large molecule containing many atoms. The four type are carbohydrates, lipids, proteins, and nucleus acids.
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3 years ago
What is the average atomic mass an average of?
slamgirl [31]

Answer:

The average atomic mass (sometimes called atomic weight) of an element is the weighted average mass of the atoms in a naturally occurring sample of the element.

Explanation:

please give me a heart. anyone good at math just posted my question

4 0
3 years ago
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Minchanka [31]

Answer:

Evolution

Explanation:

Evolution is a gradual change in a population that occurs overtime in a species.

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3 years ago
Without _______, which are important processes that cycle nutrients, organisms wouldn't survive.
NARA [144]

Answer:

b

Explanation:

4 0
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