Question

In preparing a karyotype, a blood sample is centrifuged. The reason for using this device is to

A.
make sure the blood cells are alive
B.
allow the cells to rest before using them again
C.
break up the cells and separate it into parts
D.
smash all of the chromosomes in the cells

Answer 1

Its B. Allow the cells to rest before using them again

Answer 2

Answer: the answer is D

Step-by-step explanation:Karyotypes are prepared from mitotic cells that have been arrested in the metaphase or prometaphase portion of the cell cycle, when chromosomes assume their most condensed conformations.