Cell Division/ Continuity

Question 1

Cell continuity

Answer 1

All cells develop from pre - existing cells

Question 2

Haploid

Answer 2

A haploid cell has one set of chromosomes

Question 3

Diploid

Answer 3

A diploid has two sets of chromosomes

Question 4

Haploid number in humans

Answer 4

n = 23

Question 5

Diploid number

Answer 5

2n = 46

Question 6

Cell cycle

Answer 6

Describes the life of a cell

Question 7

Interphase

Answer 7

The stage where the cell is not dividing

Question 8

Chromosome

Answer 8

Collided thread of DNA which forms genes and protein

Question 9

Gene

Answer 9

A section of DNA that contains the instructions for the formation of a protein

Question 10

Mitosis

Answer 10

A form of nuclear division in which one nucleus divides to form two nuclei, each containing identical sets of chromosomes

Question 11

Cytokinesis

Answer 11

The splitting of the cell in two after mitosis has replicated the nucleus

Question 12

Animal cells

Answer 12

The cleavage furrow cell pinches inwards to give two daughter cells

Question 13

Plant cells

Answer 13

Cell plate - the wall grows across to give two daughter cells

Question 14

Cancer

Answer 14

Certain cells lose their ability to control the rate of mitosis

Question 15

Centromere

Answer 15

The point at which the chromosomes are attached in a double - stranded chromosome

Question 16

Meiosis

Answer 16

A form of nuclear division in which the daughter nuclei contain half the chromosome number of the parent nucleus