What happens to a cell in the S phase?

A. The nuclear envelope develops around each set of chromosomes.

B. DNA replicates to form two copies of chromosomes.

C. Sister chromatids separate out from the chromosomes.

How many openings are in the digestive system of flatworms?

You are getting ready to leave the lab. You lift your pencil to put it in your book bag. Then you lift your lab book and place it in your book bag. Which scenario resulted from the stimulation of more motor units?

Which mutations can a geneticist identify with the G‑banding technique? (A) a nonsense mutation introducing a premature stop codon into a gene on chromosome 5 (B) a reciprocal translocation of parts of chromosome 1 and chromosome 11 (C) a

What are some ways to use the scientific principles in everyday life

Of all the rocky planets, Mercury is the one humans are most likely to colonize. O A. True B. False

A balanced chemical equation?

Which organelle prepares proteins for specific jobs

Type ii (noninsulin-dependent) diabetes develops relatively late in life (after age 40), but is becoming more common in children and adolescents. is the third most common chronic illness in america. occurs when insulin is disregulated. all of these.

When exhaling what direction will the diaphragm and rib cage move in

Earthquakes can occur at oceanic transform boundaries but not at continental transform plate boundaries. True False