Answer:
The answer would be the last one, he is examining the physical characteristics. Why this is correct is because physical characteristics are visible to the naked eye and therefore everything he stated was just that, including color and shape/design
Explanation:
Answer:
How long the organism lived
The sample will disolve in less than one minute.... temperature changes the rate of reactions......
<span>DNA methylation is a process that can change the activity of a gene without rearranging the DNA sequence. The mechanism most often is used to inactivate genes.</span>