The answer would be C) reproduce or the third option.
b
I am not that sure but I think endocrine cell don't contain blood vessels
Answer:
Independent: Light intensity
Dependent: Rate of photosynthesis
Explanation:
The independent variable is the variable that changes, to determine if it has an effect on something.
The dependent variable is the variable that's measured.
Hope this helps!!
Answer:
small molecules easily pass through the phospholipids in the cell membrane