When the level of adh (antidiuretic hormone) increases, select one: a. more urine is produced. b. less urine is produced. c. the specific gravity of the urine decreases. d. more salt is secreted by the nephron?

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

Which type of respiration takes place when there is no oxygen present

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna