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Citrus2011 [14]
3 years ago
11

3. What kinds of energy input could have driven chemical reactions on the early Earth?​

Biology
2 answers:
uranmaximum [27]3 years ago
7 0
Positive and negative
Ber [7]3 years ago
4 0

Answer:

bro check google

Explanation:

i do not know

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los ambientes húmedos son propicios para que se formen relaciones simbióticas entre organismos. Si un hongo hace simbiosis con u
lina2011 [118]

Answer:

lichen (liquen)

Explanation:

The symbiotic relationship between algae and fungi is lichen.

4 0
3 years ago
An interviewer has a list of prepared questions to ask each candidate. However, the interviewer also finds it useful to ask some
miskamm [114]

Answer: close ended

Explanation:

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8 0
3 years ago
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Doss [256]
What is tRNA involved in?

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What does it mean when a biologist uses the term crossing-over? why is crossing over a good thing?
igor_vitrenko [27]
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8 0
2 years ago
Materials are able to move across a cell membrane through one of two methods: active transport or passive transport. What is the
kondaur [170]
Active:requires the assistance of a carrier protein, also requires energy 




Passive:does not require energy is also movement of ions and other atomic and other molecular substances.
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