exam review unit 1

Question 1

what is interphase

Answer 1

cell replicates DNA, chromatin visable, organelles are repliacted

Question 2

what is the diffrence between chromtin and chromosomes

Answer 2

chromosomes are condesnsed

Question 3

what are the sub phases of interphase

Answer 3

G1, S(duplicates DNA ,G2

Question 4

what is a centeriol

Answer 4

used to pull chromosomes apart

Question 5

what is a key occurnace in early prophase

Answer 5

chomatin condeses into sister chomatids, centeriols begin to shift to opposite poals

Question 6

late prophase

Answer 6

nuclear membrane brakes down and sister chromatids begin to attach to spindle fibers

Question 7

what happens during metaphase

Answer 7

sisters meet in the middle fully attached by spindle fibers

Question 8

Anaphase

Answer 8

Pull the sister chromatids apart as they start to migrate to opposite polls

Question 9

telophase

Answer 9

spindle fibers begin to fade, chomosoms begin to uncoil back to chroamatin , nuclear membrane begins to reapear

Question 10

cytokinises

Answer 10

the cleavage of the furrow to make 2 daugther cells