Which of the Following Statements About Calcium Is True

question 25

Multiple Choice

Which of the following statements about calcium is true?

• A) Calcium ions are more concentrated inside than outside the cell.
• B) Active transport maintains the concentration difference of calcium ions.
• C) A cell can increase intracellular concentrations of calcium by making more calcium.
• D) IP₃ is the only signal that causes calcium channels to open.
• E) It inhibits cell division in fertilized eggs.

---

Definitions:

Boas

Franz Boas was an anthropologist who is considered one of the founders of cultural anthropology and an advocate of cultural relativism.

Pavlov

A Russian physiologist known for his work in classical conditioning, demonstrating how organisms can learn to associate a neutral stimulus with a reflexive response.

Wundt

Refers to Wilhelm Wundt, a German physician, physiologist, and philosopher, widely regarded as the father of experimental psychology.

Durkheim

Refers to Émile Durkheim, a founding figure in sociology known for his work on social cohesion and the functionalist perspective.