Fitness

Question 1

What is fitness?

Answer 1

Fitness is the indication of an individuals ability to be successful at surviving and reproducing

Question 2

What is fitness a measure of?

Answer 2

It is the measure of the tendency of some organisms to produce more surviving offspring than competing members of the same species.

Question 3

Absolute fitness

Answer 3

Is the ratio between the frequency of individuals of a particular genotype after selection, to those before selection.
Frequency of a particular genotype after selection
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Frequency of a particular genotype before selection

Question 4

Relative fitness

Answer 4

Relative fitness is the ratio of the number of surviving offspring per individual of a particular genotype to the number of surviving offspring per individual of the most successful genotype

No. of a surviving offspring per individual of the most successful genotype.

Question 5

If the absolute fitness is 1, then the frequency of that genotype is stable. A value greater than 1 conveys an increase in the genotype and a value less than 1 conveys a decrease.

Answer 5

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