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Biology
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Discuss the possible effects that mutation can have on the structure and function of a protein (3 marks)

Mutation can result in changes to a proteins primary, secondary and tertiary structure. Deletion mutations and mutations resulting in a new stop codon can result in the <...

EM
Answered by Emma M. Biology tutor
6173 Views

Explain a reflex arc

A reflex arc is the nerve pathway which follows a reflex action. First a stimulus, like a pin prick, is detected by receptors in the skin. A sensory neurone then sends electrical impulses to a relay neuro...

CS
Answered by Clara S. Biology tutor
9932 Views

What does ADH do in the Kidney?

ADH or Anti Diuretic Hormone is a hormone that regulates the amount of water absorbed in the kidney. It acts on the collecting duct of the kidney, which is the last part of the nephron (a single functiona...

JH
Answered by Julia H. Biology tutor
5513 Views

What is mitosis?

Mitosis is the process of cells dividing to form two identical daughter cells. It consists of five stages: interphase, prophase, metaphase, anaphase and telophase. Interphase is the stage during which the...

CH
Answered by Chloe H. Biology tutor
2346 Views

State three ways in which a yeast cell differs from plant cells.

Yeast cells contain stored glycogen, whereas plant cells contain stored starch.
Plant cells reproduce through mitosis whereas yeast cells reproduce through binary fission
Plant cells contain chl...

CB
Answered by Coralie B. Biology tutor
7583 Views

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