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Biology
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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

Answered by Garry M. Biology tutor
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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....

Answered by Nicholas W. Biology tutor
2087 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
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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
8713 Views

Describe the action of competitive inhibitors

Competitive inhibitors permanently halt enzyme action by occupying the active site of the enzyme. They are specific to a particular enzyme due to their s...

Answered by Sarah L. Biology tutor
952 Views

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