In making an experiment their are two types of variable that should be consider, one is the dependent variable and the other one is the independent variables. I the question that dependent variable would be the result or the effect of the gender of mice and the independent is the ways in determining it. So the variables should be fair if you want your result to have no bias. Thus the answer would be letter B. because it has the same variables but different in gender
I think its A. molecules from an area of high concentration to an area of lower concentration.
Im not completely sure its correct but go for it
Answer:
Isolated chloroplasts or mitochondria cannot be considered alive, because although they can survive while isolated for a few hours or days and they resemble that of an independent cell (which are alive), they don't metabolise energy, and they don't have cells.
64 triples of nucleotides
The carbon that plants need for photosynthesis comes from (carbon dioxide gas in the atmosphere)