An experiment variable used in certain science teaching
Answer:
46
Explanation:
A human cell has 46 chromosomes, 23 from the sperm cell and 23 from the egg cell.
Skeletal, respiratory, muscular, nervous, and circulatory
Answer:
Oak tree is a producer while mushroom is also one but mountain lions and butterflies are booth consumers but if i had to choose between butterfly and oak tree it would be oak tree sorry if i am wrong but this is what i think have a nice day!
Explanation:
Missing options in the question:
the gene that controls the production of stem cells
the gene that controls the production of skin cells
the gene that controls the production of red blood cells
the gene that controls the production of cardiac cells
Answer:
B. the gene that controls the production of skin cells
Explanation:
Superficial scrapes are the damages of upper skin layers which could occur due to accidents or sunburning. Upon damaging, body sheds the skin cells and then replaces with new cells. This process thus is governed by the expression of skin related genes.
