Which of the Following Is Most Likely True of a Protein

question 21

Multiple Choice

Which of the following is most likely true of a protein that cotransports glucose and sodium ions into the intestinal cells of an animal?

• A) Sodium and glucose compete for the same binding site in the cotransporter.
• B) Glucose entering the cell down its concentration gradient provides energy for uptake of sodium ions against the electrochemical gradient.
• C) Sodium ions can move down their electrochemical gradient through the cotransporter whether or not glucose is present outside the cell.
• D) The cotransporter can also transport potassium ions.
• E) A substance that blocks sodium ions from binding to the cotransport protein will also block the transport of glucose.

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Definitions:

Emile Durkheim

A French sociologist, one of the founding figures of sociology, known for his contributions to the study of social order, collective consciousness, and the role of society in shaping individual behavior.

Functionalism

A theoretical framework in sociology that emphasizes the interconnectedness of society's various institutions and their roles in maintaining social stability and functionality.

Sociologists

Experts in the social sciences who study the structure, development, and functioning of human society, and the dynamics of social relationships and behaviors.

Conflict Theory

A view in sociology that sees social existence as a contest, concentrating on how resources, authority, and disparities are spread.