Exam 4 FITB meeting 30

Question 1

Mitosis promoting factor (MPF) contains cyclin and cdk, which ___________

Answer 1

initiates G2 to M transition

Question 2

_________ in activated MPF phosphorylates ______, which releases ________ and initiatives S-phase

Answer 2

Cdk
Rb
E2F

Question 3

___________ of cell cycle that leads to uncontrolled __________ results in cancer

Answer 3

Dysregulation
proliferation

Question 4

Cancer cells often grow as a ________, but when those cells gain capacity to invade other tissues (_________), cancer can spread all over

Answer 4

Benign tumor
Metastasis

Question 5

________ produces gametes with _________ genetic variation for sexual reproduction

Answer 5

Meiosis
extensive

Question 6

________ is a location where there is a particular gene is on the _______

Answer 6

Locus
Chromosome

Question 7

Gametes (egg or sperm have _______ allele(s) for each gene, while all other cells have _______ allele(s) of each gene.

Answer 7

One
Two

Question 8

Haploid states (in humans) occurs only during __________ and in _________

Answer 8

Gametogenesis
Gametes

Question 9

___________ (in humans) only occurs during gametogenesis and in gametes

Answer 9

Haploid states

Question 10

All cells in most animals are ______ except during gametogenesis and in gametes

Answer 10

Diploid

Question 11

Meiosis produces _________

Answer 11

Haploid gametes

Question 12

________ are different versions of the same gene

Answer 12

Allles

Question 13

________ produces haploid gametes

Answer 13

Meiosis

Question 14

The number of _________ are reduces by 1/2, during Anaphase I, and “two identical sister” _________ are split in anaphase II

Answer 14

centromeres
Chromatids

Question 15

_________ : a single gene determines a specific trait

Answer 15

Mendelian genetics