Key points in cell cycle

Question 1

What is the restriction point?

Answer 1

Late G1

Checks for sufficient nutrients and growth

Question 2

what is the G2-M transition

Answer 2

commitment to mitosis

checks for cell size and DNA replication

Question 3

what is metaphase-anaphase transition

Answer 3

commitment made to segregate chromosomes

checks for chromosome attachment to spindle

Question 4

what is maturation promoting factor or MPF?

Answer 4

induces meiotic cell division, induces mitosis

Question 5

what is karyotyping?

Answer 5

analysis of size and shape of chromosomes

Question 6

what is used to interfere with polymerization of tublin to for MT’s

Answer 6

colchicine