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Biology
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What is a Pacinian corpuscle and how does it work?

The Pacinian corpuscle is a mechanoreceptor, which means it is a sensory receptor that responds to touch, pressure or vibration. Pacinian corpuscles are found deep in the skin, and respond to both pressur...

Answered by Biology tutor
19401 Views

Two people who are heterozygous for retinitis pigmentosa are expecting a baby. Draw a genetic diagram to calculate the probability that the baby will have the condition. Use R for the normal allele and r for the allele for retinitis pigmentosa.

Parents Rr x RrPunnett Square Probability = 1/4

GM
Answered by Garry M. Biology tutor
3127 Views

What is the difference between meiosis and mitosis

Mitosis is the asexual reproduction/division of cells in a single organism which is used all over the organism. The result of mitosis is genetically identical cells and this is used for growth and repair....

NW
Answered by Nicholas W. Biology tutor
2968 Views

Define Osmosis

The net movement of water from a place of high concentration to low concentration through a semi-permeable membrane.

Answered by Biology tutor
3490 Views

Explain the difference between a passive process and an active process.

A passive process occurs without utilising any energy.An active process requires the presence and utilisation of energy to take place.

Answered by Biology tutor
15269 Views

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