Amino acid-based hormones use a second messenger, cyclic amp, but steroid hormones

complex inside the nucleus with a receptor and dna to initiate protein synthesis

trigger a response by their buildup along the cell membranes, stopping key materials from entering the cell

must use atp to enter the cell, releasing adp into the cytoplasm, which then becomes cyclic amp

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.

i believe the answer would be b. hope it : )

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.

what? are the statements?