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Crazy boy [7]
3 years ago
15

Approximately 3.85 billion years ago, a group of single-celled microorganisms known as __________ were alive, reproducing, and e

volving.
Biology
1 answer:
seraphim [82]3 years ago
7 0

Microbes.  — cells that have a nucleus, like an amoeba or a paramecium

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Answer and show work ,optional
Dmitry_Shevchenko [17]

the answer is A

hope it helps also its logical because it explains it in a scientific proof while others dont.If you want me to show work there is a website where it explains: https://onlinelibrary.wiley.com/doi/full/10.1111/dgd.12592

7 0
3 years ago
N this lab, you will simulate birds with three different beaks. After watching the birds feed, you will remove fruit to simulate
Nadya [2.5K]

Answer:

what is the effect of food  availability/competition on natural selection

Explanation:

Something along those lines, this is similar to the Galapagos finches when there used to be just one species but due to natural selection and limited food due to competition, the beaks changed to be able to eat the other food s available that they originally could not eat. There are now about 14 due to this.

I hope this helps u!

Pls give a brainliests(had 40 down to 1 no reason) and a thx ;)

7 0
3 years ago
Read 2 more answers
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topjm [15]
Since this means it wouldn’t receive sunlight, it would no longer have the ability to create food or carbohydrates for itself and would eventually die.
8 0
3 years ago
Which is the correct ratio of Carbon Hydrogen Oxygen found in a carbohydrate? 2:21 1:1:2 0212 121​
Anarel [89]

Answer:

1:2:1

Explanation:

<em>The ratio of carbon to hydrogen to oxygen in carbohydrate molecules is 1:2:1.</em>

4 0
4 years ago
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Living cells require constant access to energy in order to remain alive. Which statement BEST describes why cells need a constan
erastova [34]
The answer is D BECAUSE WITHOUT ENEGY THE BALANCE WILL NOT BE OK SO IT CAN COMBUST 
7 0
3 years ago
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