Which of the Following Statements Correctly Describes Any Chemical Reaction

question 37

Multiple Choice

Which of the following statements correctly describes any chemical reaction that has reached equilibrium?

• A) The concentrations of products and reactants are equal.
• B) The reaction is now irreversible.
• C) Both forward and reverse reactions have halted.
• D) The rates of the forward and reverse reactions are equal.
• E) No reactants remain.

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Definitions:

Recessive Trait

A genetic feature that is not expressed in the phenotype unless both alleles for the trait are inherited, one from each parent.

Genotype Frequencies

The proportion of different genotypes in a population, used in population genetics to study the genetic structure and evolution of species.

Genetic Equilibrium

Description for a population in which the frequency of alleles for a given trait is not changing over time.

Founder Effect

Cause of genetic drift due to colonization by a limited number of individuals who, by chance, have different genotype and allele frequencies than the parent population.