Biology2

It dilates during birth process

Function of cervix

It contains enzymes to digest a route into the egg for fertilisation

Function of acrosome

To make an impenetrable barrier after fertilisation to prevent more sperm enter

What is the function of jelly-like coating on egg

Provide support to fetus, protect fetus from mechanical shock, maintains temperature of fetus, allow movement of fetus, prevent dehydration

Function of amniotic fluid and amniotic sac

Stimulate the uterus develop a lining, inhibits FSH and LH production, follicle

Function of oestrogen and where it produces

Maintains and thickens the lining of uterus, inhibits FSH and LH production, follicle

Function of progesterone and where it produces

Stimulate egg muturation and stimulates follicle secrets oestrogen, pituitary gland

Function of FSH and where it produces

Stimulates ovulation, the formation of corpus luteum, pituitary gland

Function of LH and where it produces

Contains maltase which break down maltose to glucose, absorption of nutrients

Function of epithelial cell

Contains petal in multiples of 3 and parallel leaf veins, leaf are narrow

The feature of monocotyledons plants

Contains petals of multiple of 4 or 5, have web-like network throughout the leaf, have broader leaf

Features of dicotyledons

Animals, Plants, Fungi, Protoctists, Prokaryotes

Kingdoms

Have nuclei and cell wall don’t make from cellulose, have nucleus, cell wall, cytoplasm, mitochondria, cell membrane and ribosome

Feature of fungi

Have plasmid and circular loop of DNA, cell wall, cell membrane, cytoplasm, ribosome

Feature of prokaryotes

It has genetic material, and protein coat

Features of virus