People are unable to focus on near objects. This occurs when the lens doesn't refract the light enough or the eyeball is too short. The image is broug...

Most weeds growing in a field of crops or on a lawn are broad leaved, in contrast to grasses and cereals which are narrow leaves. Selective weedkiller...

A gap between two neurones.

It makes the liver convert glucose into glycogen. This causes blood glucose levels to decrease.

Insulin

Stimulus->Receptor->sensory neurone->CNS (relay neurone) -> motor neurone -> effector -> response

Produced by the ovary by the remains of the follicle. Maintains the lining of the uterus. When the level of progesterone falls the lining of the uteru...

The blood vessels supplying the skin constrict to close off the skins blood supply.

Neurones that carry information from the CNS to the effectors.

FSH and LH are given to a woman to help eggs mature and release. Eggs are then collected from a woman's ovaries. The eggs are fertilised in a lab with...

Contains same hormones as the pill. Patch is stuck under the skin (5cm x 5cm). Each patch lasts a week.

A neurone that carry information from the receptors to the CNS.