sperm features- lqc 2a Flashcards
1
Q
importance of flagellum in the sperm
A
Allows sperm to swim to reach the ovum (in the oviduct).
2
Q
importance of many mitochondria in sperm
A
Carry out aerobic respiration to release energy in the form of ATP so the tail can move and so the sperm can swim to the egg
3
Q
importance of acrosome in sperm
A
A specialised lysosome which contains and release digestive enzymes, which hydrolyse the zona pellucida , enabling the sperm to enter the ovum.
4
Q
importance of haploid nucleus in sperm
A
Contains half the number of chromosomes, so that the diploid chromosome number is restored at fertilisation. Mixing of alleles allows for genetic variation .
