Which of the Following Statements Is True

question 39

Multiple Choice

Which of the following statements is true?

• A) Most mutations are either neutral or deleterious with respect to fitness.
• B) Most mutations are beneficial with respect to fitness.
• C) In order for fitness to be affected, a mutation must affect a large portion of a gene.
• D) Only a small fraction of mutations are lethal.

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Definitions:

Radiation

The release of energy in the form of electromagnetic waves or moving particles at the subatomic level, particularly those high-energy particles which lead to ionization.

Pesticides

Substances used to kill pests, including insects, rodents, fungi, and weeds, often utilized in agriculture to protect crops.

Maternal Anxiety

The feelings of worry, nervousness, or unease that a mother may experience before, during, and after pregnancy, which can affect both her well-being and that of her child.

Marital Discord

Conflict, disagreement, or disharmony within a marriage or partnership, which can impact the relationship's stability and the well-being of those involved.