6. Which of the following are the control variables? A. Both number of fish and temperature B. Both temperature and light
I
C. Both light and behavior of fish
D. Both number of fish and behavior of fish

Option (A)

Explanation:

As temprature can be regulated as well as the number of fish can be changed

d.

hope to be marked brainliest

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.