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What are the different types of epistasis?

Epistasis occurrs when one allele of a gene masks the expression of alleles of another gene. When there is no epistasis a dihybrid cross (two characteristics) of two heterozygote individuals(each individual ...
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Answered by Olivia P. • Biology tutor
53644 Views

What sort of things should I say in my personal statement?

A personal statement is your chance to show off not only your academic capability and interest in the subject you are applying for, it's also a chance to show the universities that you would be a valued memb...
ED
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Discriminants and determining the number of real roots of a quadratic equation

What is a discriminant? A discriminant is a value calculated from a quadratic equation. It use it to ' discriminate' between the roots (or solutions) of a quadratic equation. A quadratic equation is one of t...
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Answered by Gus N. • Maths tutor
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What factors affect the speed at which an action potential travels?

There are several factors affecting the rate and speed of an action potential: 1. Myelin sheath - This covers some of the nodes and acts as an electrical insulator where the action potential travels from one...
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What is the difference between 'por' and 'para'?

Although both these words can mean 'for' in English, the variations of translations mean 'por' and 'para' have very distinct uses. Although confusing at first, it is very easy to learn when to use each corre...
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Answered by Kate P. • Spanish tutor
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