The Two Cells in a Mature Pollen Grain Are Formed

question 10

Multiple Choice

The two cells in a mature pollen grain are formed by

• A) one meiotic division and one mitotic division.
• B) two meiotic divisions and one mitotic division.
• C) one meiotic division and two mitotic divisions.
• D) two meiotic divisions and two mitotic divisions.
• E) one meiotic division in which one of the four cells degenerates.

---

Definitions:

Counterconditioning Techniques

Methods used in behavior therapy to substitute a new response for a maladaptive one through conditioning.

Functional Behavioral Assessments

Evaluative processes that identify specific behaviors, their triggers, and consequences to plan effective interventions.

Desensitization Studies

Research into methods for reducing or eliminating negative or phobic reactions to specific stimuli by gradual exposure or counterconditioning.

Clinical Populations

Groups of individuals receiving clinical intervention, often characterized by shared diagnostic features or treatment needs.