2.3 - Reproduction Flashcards
1
Q
All body cells, except gametes, are
A
Diploid
2
Q
Gametes are
A
Haploid sex cells, having only one of each pair of chromosomes normally present in a diploid cell
3
Q
Diploid means
A
The normal number of chromosomes in a cell. In humans this is 23 pairs (46).
4
Q
Haploid means
A
Half the normal number of chromosomes in a cell. In humans this is 23.
5
Q
Male gametes are made in
A
Testes (animals)/ anthers (plants)
6
Q
Male gametes are called
A
Sperm (animals) / pollen (plants)
7
Q
Female gametes are made in
A
Ovaries (animals)/ ovaries (Plants)
8
Q
Female gametes are called
A
Eggs (animals) / ovules (plants)
9
Q
Fertilisation is
A
The fusion of two haploid gamete nuclei to produce a diploid zygote, which divides to form an embryo.
