Chapter 15 - Production of sex cells Flashcards
1
Q
Define Sexual Reproduction
A
Involves the merging of gametes to produce offspring
2
Q
What is a Gamete
A
A sex cell (sperm or egg cell)
3
Q
What is Meiosis
A
A type of cell division resulting in sperm or eggs; the sperm or eggs have half the chromosome number of the parent cell.
4
Q
What is Ganetogenesis
A
Production of spermatozoa and ovum by meiosis.
5
Q
Spermatogenesis
A
The formation and development of the spermatozoa.
6
Q
Oogenesis
A
The formation and development of the ovum within the ovary
7
Q
Explain the Fertilisation steps
A
It occurs in the upper region of the Fallopian tube
Many sperm break done the corona radiata (wall)
One sperm will then enter the oocyte
Meiosis is completed, the two nuclei fuse
8
Q
Structure of Spermatozoa
A
( }–~-,-~-,-~-,-~-.,,,
