Answer:
20% is the answer of your question
<span>as you need to produce different phenotypes from the same genotype you need to regulate gene expression (turn some on, others off).</span>
The answer is B, because sound waves vibrate through mediums (such as liquids, solids, and gas). It can’t travel through a vacuum because there would be no molecules to vibrate.
B organelles
Like the mitochondria
