Active transport requires energy because it moves molecules across a membrane to a region of lower to higher concentration which is often against their concentration gradient or has an obstructing factor.
Answer:
A in explanation
Explanation: The cell cycle is a four-stage process in which the cell increases in size (gap 1, or G1, stage), copies its DNA (synthesis, or S, stage), prepares to divide (gap 2, or G2, stage), and divides (mitosis, or M, stage). The stages G1, S, and G2 make up interphase, which accounts for the span between cell divisions.
Answer:
<u>Enzymatic Reaction can b affected by: </u>
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* Temperature
* pH
*enzyme concentration
substrate concentration
* presence of any inhibitors or activators.
Explanation:
DNA make up the chromosomes that are then passed off to the parent's offspring. The DNA is in the chromosomes and it translates the genes to determine traits
