B2.1.4 - Mitosis

Question 1

Define mitosis

Answer 1

A type of cell division where a single cell divides forming 2 genetically identical daughter cells and increases the number of cells in a multicellular organism.

Question 2

What is the cell cycle

Answer 2

The process of cell growth and division

Question 3

Describe the stage of interphase

Answer 3

Cell preparation
Cell grows more organelles
More cytoplasm, ribosomes, mitochondria
All 46 chromosomes are replicated forming an X shape

Question 4

Describe the stage of mitosis

Answer 4

Chromosomes preparation
They all line up at the equator of the cell
A protein called spindle fibres pull on either side
Pulls chromosomes to each side of cell

Question 5

Describe the stage of cytokinesis

Answer 5

Process of actual splitting itself
Shortest phase
2 genetically identical daughter cells are formed

Question 6

A form of asexual reproduction

Answer 6

Mitosis