What is the interpretation of the equation p + q + r = 1.0?
only 3 alleles can exist in any population |
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the sum of the relevant individual alleles in a population is equal to 100 percent of those alleles |
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the probability of sampling all three alleles from a population is 1 |
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there are high levels of inbreeding in the population |
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mutation rates are high in the population |
1. Answer: Option B
is correct
Explanation:
H-W equilibrium for a 3-allele system:
p+q+r = 1
p2 + q2 + r2 + 2pq + 2qr + 2pr = 1
Conditions:
1. No mutation
2. No migration
3. No selection
4. Random mating
5. Large population
There CAN be more than three alleles
in a given population at a given time.
p+q+r = 1
It only signifies that there are three alleles in the given
population at the given time i.e. only 3 alleles exist at that
particular time for the given population.
If only 3 alleles exist, the sum of all three alleles = 1
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