Top answers

Explain why parents, who do not have cystic fibrosis, can have a child with cystic fibrosis.

Because cytic fibrosis is a recessive genetic disease, both parents can be carriers therefore having Ff genotypes. If a punnett square is drawn, it can be seen that offspring with the genotypes FF, Ff and ff...
SA
Answered by Sama A. • Biology tutor
3993 Views

Discuss how your body responds to a stimuli

A stimuli is an environmental cue from either the internal environment or the external environment The stimuli is detected by receptors, which pass a signal along to the brain or spinal column through sensor...
EF
Answered by Eleanor F. • Biology tutor
25728 Views

What adaptions can a neurone have in order impulses to be transmitted faster?

A neurones role is to transmit electrical impulses rapidly around the organisms body so that the organism can respond to changes in both their external and internal environments. Their structure consists of ...
BB
Answered by Brogan B. • Biology tutor
3205 Views

What is the reflex arc and how does it protect us?

The reflex arc is a pathway that contorls a reflex action. Reflex actions are very fast (milliseconds fast) which can help in dangerous situations. For example, if I touch a hot pan, the reflex would be me w...
BC
Answered by Betsy C. • Biology tutor
6533 Views

What is Mitosis? Compare to Meiosis.

Mitosis is the division of diploid (full set of 46 chromosomes) cells, to form two diploid daughter cells with an identical nature to their parent cells. This occurs throughout the body during cell replaceme...
BC
Answered by Benn C. • Biology tutor
4126 Views