Meiosis

Question 1

Prophase 1. synapsis, __________ over, _______ of four ________ is visible, crossover points at chiasmata

Answer 1

Prophase 1, crossing, tetrad, chromosomes

Question 2

Metaphase 1 , ___________ lined up on metaphase plate

Answer 2

Metaphase 1, tetrads

Question 3

Anaphase 1. centromeres do not divide, chiasmata dissolve and ________ _______ move to opposite poles.

Answer 3

Anaphase 1, homologous chromosomes

Question 4

Telophase 1. Nuclear envelope reforms, resulting cells have _________ the number of chromosomes, each chromosome consisting of two _______

Answer 4

Tilophase 1, half the number of chromosomes, sister chromatids

Question 5

Interkinesis. No _________ duplication takes place.

Answer 5

Interkinesis, chromosomal.

Question 6

Meiosis ________ is an equational division

Answer 6

2

Question 7

Prophase 2. Chromosomes condense, centrioles move to poles, _________ _________ breaks down

Answer 7

Prophase 2, nuclear envelope

Question 8

Metaphase 2. _____________ align at the metaphase plate, sister chromatids attached to the spindle fibers from opposite poles

Answer 8

Metaphase 2, chromosomes

Question 9

Anaphase 2. _____________ divide, _________ chromatids move to opposite poles

Answer 9

Anaphase 2, centromeres, sister

Question 10

Telophase 2. Chromosomes uncoil, _________ envelopes reform

Answer 10

Tilophase 2, nuclear

Question 11

Cytokinesis. Cytoplasm divides into ________ haploid cells

Answer 11

Cytokinesis, 4

Question 12

Meiosis 1. occurs after mitosis _______ division

Answer 12

Meiosis one, reduction