Which of the Following Could Be Added to a Solution

question 107

Multiple Choice

Which of the following could be added to a solution of acetic acid to prepare a buffer?

• A)sodium acetate only
• B)sodium acetate or sodium hydroxide
• C)nitric acid only
• D)hydrofluoric acid or nitric acid
• E)sodium hydroxide only

---

Definitions:

Genetic Variation

The diversity in gene frequencies within a population, contributing to the population's adaptability.

Allopatric Speciation

The evolution of new species through geographic isolation, where populations are separated by physical barriers that prevent gene flow.

Directional Selection

A process of natural selection where individuals with traits on one end of the spectrum are more likely to survive and reproduce, leading to a shift in the population trait distribution over time.

Polyploid Cell

A cell containing more than two paired (homologous) sets of chromosomes, often found in plants and some animal species.