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Biology
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What is the structure and function of a sensory neurone?

A sensory neurone is made up of 3 main components: the dendron, the cell body and the axon. At one end of the sensory neurone is the receptor cells where the nerve impulse begins. At the other end of the ...

Answered by Becky M. Biology tutor
7031 Views

Briefly describe the structure and function of the membrane-bound organelles present in a mammalian cell.

Nucleus - This is the largest organelle within the cell and contains all the cell's genetic information (with the exception of the mitochondrial genome). Structurally, it has a double membrane, known as t...

Answered by Elizabeth F. Biology tutor
8240 Views

How do expiration and inspiration occur by the action of the lungs?

Inspiration: The first stage of inspiration is contraction of the diaphragm, which causes it to move downwards, and contraction of the external intercostal muslces (the muscles between the ribs), w...

Answered by Lois B. Biology tutor
2649 Views

Describe the function of ribosomes in protein synthesis.

Ribosomes, which are made up of rRNA, are instrumental in the translation of mRNA into proteins. The ribosome has a large and a small subunit, which sandwich around a strand of mRNA. This mRNA attaches to...

Answered by Luke G. Biology tutor
24670 Views

Summarise the vessels of the heart and their function

(during this discussion I would use a diagram of the hear to point out appropriate parts) 

The Aorta is the body's largest artery, It carries oxygenated blood from the Left verntricle to the body. ...

Answered by Gabriella L. Biology tutor
2888 Views

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