Which would most likely be true in osteoporosis? osteoclast activity is high. osteoclast and osteoblast activity are normal. osteoblast activity is high?

a- all cells come from pre-existing cells

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

no u