2. M Phase

Question 1

Topic - M phase

Answer 1

I. Represents _
II. Major reorganization of
III. Also called
IV. Examples
V. In human cells, It lasts for
VI. Divided into:

Question 2

______ phase is the most dramatic period representing cell division in ______ cells.

Answer 2

M-phase; somatic cells

Question 3

M-phase involves a major reorganization of all components of the cell.
T/F

Answer 3

True

Question 4

M-phase is also called ______ because ______.

Answer 4

Equational division;
Because the number of chromosomes in the parent and progeny cells is the same.

Question 5

Cell division is a progressive process, so clear-cut lines between various stages can be drawn.
T/F

Answer 5

False,
very clear-cut lines cannot be drawn

Question 6

Mitosis is usually restricted to diploid cells only.
T/F

Answer 6

True

Question 7

Mitotic cell division is generally seen in the diploid ______ cells of both plant and animal cells.

Answer 7

diploid somatic cells

Question 8

A few exceptions for mitosis of haploid cells are:

Answer 8

I. Male honey bees
II. Haploid cells of some lower plants and some social insects.

Question 9

The plants can show mitotic divisions in haploid and diploid cells.
T/F

Answer 9

True

Question 10

In the duration of cell cycle of a human cell, cell division properly lasts for _____ hour.

Answer 10

only 1 hour

Question 11

M phase is divided into -

Answer 11

I. Nuclear division and separation of daughter chromosomes (Karyokinesis)
II. Division of cytoplasm (Cytokinesis)

Question 12

Name the 4 phases of Karyokinesis (nuclear division).

Answer 12

I. Prophase
II. Metaphase
III. Anaphase
IV. Telophase