AP BIOLOGY

EVOLUTION

PATTERNS OF EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The number of times a particular allele appears in a gene pool is known as the
A
population of the allele
B
relative percentage of the allele
C
frequency of the allele
D
evolution of the allele
Explanation: 

Detailed explanation-1: -Allele frequency refers to how common an allele is in a population. It is determined by counting how many times the allele appears in the population then dividing by the total number of copies of the gene. The gene pool of a population consists of all the copies of all the genes in that population.

Detailed explanation-2: -4. Relative frequency is the number of times an allele occurs in a gene pool compared with the number of times other alleles for the same gene occur.

Detailed explanation-3: -A gene pool is the sum of all the alleles (variants of a gene) in a population. Allele frequencies range from 0 (present in no individuals) to 1 (present in all individuals); all allele frequencies for a given gene add up to 100 percent in a population.

Detailed explanation-4: -An allele frequency is calculated by dividing the number of times the allele of interest is observed in a population by the total number of copies of all the alleles at that particular genetic locus in the population. Allele frequencies can be represented as a decimal, a percentage, or a fraction.

Detailed explanation-5: -Gene pool of a population will consist of a large number of genes which will vary in their frequencies. Gene frequencies are defined as proportions of different alleles of a gene in a population, and in a particular generation these frequencies will depend upon their frequencies in preceding generation.

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