The diagram below represents a microscopic view of blood. Cell A protects the body by producing specific chemicals in response to
pathogens. Cell A is.

1.)A red Blood cell
2.)A bacteria cell
3.)An insulin producing cell
4.)A white blood cell

the element that provides strength to the exoskeletons of clams and oysters is phosphorus. this is so because calcium carbonate is the main component in the shells.

explanation:

true, i don't really know what you're asking but from the info you provided im guessing the answer is true.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.