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Compare and contrast stabilising selection with disruptive selection

They both change the allele frequency, and both select against less well adapted phenotypes. Extremes are eliminated in stabilising selection, whereas intermediates are eliminated in disruptive selection....

ET
Answered by Elizabeth T. Biology tutor
6957 Views

How does a point mutation in the gene coding for ATP synthase affect oxidative phosphorylation

In a point mutation, a single base is substituted, inserted, or deleted. This changes the sequence of amino acids in ATP synthase. This changes the tertiary structure of ATP synthase. ATP synthase is used...

ET
Answered by Elizabeth T. Biology tutor
2269 Views

Explain the effect of temperature and pH on enzyme-catalysed reactions:

The rate of reaction typically increases with temperature, as heat provides kinetic energy and more substrate-enzyme collisions. however, going above a certain temperature will cause enzymes to denature a...

AK
Answered by Abdullah K. Biology tutor
7406 Views

What is meant by a bicameral legislature

A bicameral legislature is a political system with two separate 'houses' or 'chambers' where legislation is debated and voted on. There can often be an upper house and a lower house such as in the UK or U...

TA
Answered by Toby A. Politics tutor
2729 Views

How does Ezra Pound use absence in his 1913 poem 'In a Station of the Metro'?

As a key poem of the Imagist movement, it is important for us first to consider how Pound's sparsity demonstrates something that more traditionally poetical examples of poetry cannot. You will pr...

DW
Answered by Daniel W. English tutor
1829 Views

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