Which Statement Is True Regarding the Phrase 'Survival of the Fittest

question 110

Multiple Choice

Which statement is true regarding the phrase 'survival of the fittest'?

• A)The term 'survival' refers to survival of genes in a population's gene pool.
• B)The term 'fittest' refers to the physical fitness of individual organisms.
• C)It applies only to animals that do not have a division of labour.
• D)It applies only to animals that do not have culture.

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Definitions:

Dominant Phenotype

A genetic trait that is expressed when at least one allele is dominant in an organism's genotype.

Chromosomes

Structures within cells that contain DNA and carry genetic information.

Hemophilia

A hereditary disease in which blood does not clot properly; the forms known as hemophilia A (deficient for clotting factor VIII) and hemophilia B (deficient for clotting factor IX) exhibit an X-linked, recessive inheritance pattern.

Punnett Square

The grid structure, first developed by Reginald Punnett, that allows direct calculation of the probabilities of occurrence of all possible offspring of a genetic cross.