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Nady [450]
3 years ago
6

How do electrons gain energy in photosystem 1?

Biology
2 answers:
expeople1 [14]3 years ago
3 0

Answer: they absorb photons from sunlight.

Explanation:

Aleksandr-060686 [28]3 years ago
3 0

Answer:

They absorb photons

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Edwin buys a water bottle, reuses it twice, and then recycles it. Eleanor buys a water bottle reuses it twelve times, and then t
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Answer: Your answer will be D

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Explanation:

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What effect would overfishing most likely have on a population of fish in a lake?
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Answer is B.


Overfishing would lead to a bottleneck effect, as large numbers of fish are removed from a fish population. Population size has a major effect on the amount of genetic diversity. The greater the population, the greater genetic diversity. Due to overfishing, the population would become smaller, which would reduce genetic diversity. So the answer is B.
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Right now, we are threatened by global climate change. This is due to changes in _____ conditions, an increase in _____. atmosph
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Answer: atmospheric, carbon dioxide

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3 years ago
Deer are introduced into a grassland ecosystem and their population increases. if the deer population continues to grow, which i
STALIN [3.7K]
If deer population continues to grow, there will be a point where there is an oversaturation of deer in any given possible environment. Environmental factors such as loss of food or shelter will then cut down the deer population. Other factors such as disease, which its spread is amplified in high concentrations of organism saturation, can also cut down the population.
The ecosystem will until then sustain damage to its plant life, which can have effects on shelter, food, and possibly water provision for other organisms.
6 0
3 years ago
Which best describes a codon? a. a cell structure that gives the master instructions for an organism b. a segment of DNA that is
Pavel [41]

The correct answer is C.

The sequence of three bases which codes for a specified amino acid.


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3 years ago
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