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In a small population of Brazilian natives the frequency of gene p responsible for this disease is 0.3. What must be the frequency of people who are heterozygous for this disease ( p plus q 1 p2 plus?
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What is the amount of variation in genetic material of all members in a population called?
Allele frequency.
What is frequancy in statistical data?
The number of times a variate is observed in a population is the frequency of that variate. For example if plant length is under observation and in a population of plants having one meter length is measured 15 ; the frequency of 1 m tall plants will be 15.
What are the benefits of cumulative frequency?
It shows what proportion of the total population are less than (or equal to) each value.
What is the ratio of a frequency to its total frequency?
The ration of a frequency to its total frequency is called relative frequency.
What is frequency meter?
frequency meter is used to measure the frequency of unknown frequency signal.
In a hardy-weinberg population with two alleles A and a that are in equilibrium the frequency of allele a is 0.1 what is the percentage of the population that is heterozygous for this alle?
Using Hardy-Weinberg equilibrium, the frequency of heterozygotes (Aa) is calculated as 2 * p * q, where p is the frequency of allele A and q is the frequency of allele a. Given q = 0.1, p = 0.9, so the frequency of heterozygotes is 2 * 0.9 * 0.1 = 0.18. Therefore, 18% of the population is heterozygous for this allele.
The Hardy-Weinberg principle is written as the equation p2 2pq q2 1. What does p represent?
The frequency of the homozygous dominant genotype.
What does 2pq represent in the equation?
In the Hardy-Weinberg equation, 2pq represents the frequency of heterozygous individuals in a population for a specific gene with two alleles. The value 2pq accounts for the likelihood of having a heterozygous genotype when both alleles are considered.
What does 2pq represent in hardy weinbergs equation?
the frequency of the heterozygous dominant genotype
The Hardy-Weinberg formula and what each of the terms mean?
formula: p2 + 2pq + q2 = 1 p+q=1 p = dominant (A) allele frequency q = recessive (a) allele frequency q2 = homozygous recessive frequency p2 = homozygous dominant frequency 2pq = heterozygous frequency
How would selection against heterozygous individuals over many generations affect the frequencies of homozygous individuals?
Selection against heterozygous individuals would cause the frequencies of homozygous individuals to increase over generations as alleles that result in heterozygote disadvantage are progressively removed from the population. This process can lead to more pronounced differences between the two homozygous genotypes.
How can immigration and emigration alter allele frequencies in a population?
Immigration can introduce new alleles into a population, increasing genetic diversity. Emigration can reduce the frequency of specific alleles in the population if individuals carrying those alleles leave. Thus, both processes can affect the allele frequencies in a population by changing the gene pool.
The number of individuals with a particular phenotype divided by the total number of individuals in the population is the?
frequency of that phenotype in the population.
What property of soundwaves is responsible for pitch?
That would be frequency.
What was primarily acting to change the frequency of the sickle-cell allele in the overall U.S. population?
Migration of people from regions where sickle-cell disease is common, such as Africa, to the United States primarily contributed to the change in frequency of the sickle-cell allele in the overall U.S. population. The allele confers some protection against malaria, which is prevalent in regions where the allele is common.
What causes a frequency in a population to change after each generation?
Gene mutation causes the phenotype frequency in a population to change after each generation.
What is hardy-weinberg equation?
The Hardy Weinberg equation is: p2 + 2pq + q2 = 1 Where p and q are the initial frequencies for the two alleles in question. This equation suggests that the three possible genotypes (homozygous p, heterozygous pq, and homozygous q) will reach a frequency equilibrium (i.e. stable frequency) in those proportions described above, if the following conditions are met: # Large population # No mutation # No selection# No emigration/immigration # Random mating In other words, evolution-- allelic frequency change within a population-- will not occur if the above 5 conditions are met.
