Answer:
A.The DNA in the parent cell nucleus makes a copy of itself and is then split between the two daughter cells during meiosis.
Explanation:
<span>Observing that fibroblasts grew better in cell culture when blood serum was added to the growth medium instead of blood plasma. Thus proving that there was a substance in serum that made it easier for fibroblasts to grow.</span>
Bats are able to do that . Hope this helps!!!!
Jugular vein, cephalic vein, and the saphenous vein.