Pretty sure that the answer is A
Below statements are true:
<span>Acetylation of histone tails is a reversible process.
</span><span>Acetylation of histone tails in chromatin allows access to DNA for transcription.
</span><span>DNA is not transcribed when chromatin is packaged tightly in a condensed form.
</span><span>Methylation of histone tails in chromatin can promote condensation of the chromatin.
</span><span>Some forms of chromatin modification can be passed on to future generations of cells.</span>
I think the answer to your question is sexual reproduction.
Answer: d, seasonal cycles
Explanation: it doesn't affect the population.
The plant and animals need the nutrients provided in the fats and sugars to live
