Asked by Arnold J Makuyana on Jul 22, 2024

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Which of the following heritability ratios indicates that a phenotypic variability is most attributable to the genome?

A) 0.3
B) 0.9
C) 1.7
D) 0.6

Heritability Ratios

A statistical estimate that indicates how much of a trait's variation within a population can be attributed to genetic differences among individuals.

Phenotypic Variability

The variation in physical and physiological traits among individuals within a population, due to genetic and environmental influences.

Genome

The complete set of genetic material present in a cell or organism.

  • Acquaint oneself with the principles of heritability ratios and the methods for their computation.
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RZ
Rachel ZayrahJul 24, 2024
Final Answer :
B
Explanation :
A heritability ratio of 0.9 indicates that 90% of the phenotypic variability is attributable to the genome, making it the highest value among the options given. A heritability ratio above 1, as seen in option C, is not possible as it implies that the genome alone can account for more than 100% of the phenotype, which is impossible.