It's is necessary to create cells number of chromosomes in meiosis so that the zygote will contain number of chromosomes

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)

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

What substance acts to prevent sudden ph changes in bodily fluids?