Which of the Following Is a Reason Given in the Text

question 34

Multiple Choice

Which of the following is a reason given in the text for the decline in marriage rates?

• A) racism
• B) economic insecurity
• C) religious differences
• D) decreased expectations of marriage

---

Definitions:

Electron Transport Chain

A sequence of molecular structures that facilitates the movement of electrons from donors to acceptors through oxidation-reduction reactions, while simultaneously moving protons (H+ ions) through a membrane.

Thylakoid Membrane

A membrane-bound compartment inside chloroplasts and cyanobacteria, which is the site of the light-dependent reactions of photosynthesis.

Carbon Fixation

The process by which inorganic carbon (principally in the form of carbon dioxide) is converted to organic compounds by living organisms.

Calvin Cycle

A series of biochemical reactions that take place in the stroma of chloroplasts in plants, converting carbon dioxide and water into glucose using ATP and NADPH produced in the light reactions of photosynthesis.