The Initial Event That Triggers Phagocytosis Is When the ____

question 72

Multiple Choice

The initial event that triggers phagocytosis is when the ____.

• A) solute concentration is higher inside the cell than outside
• B) solute concentrations is lower inside the cell than outside
• C) target protein binds to the receptor
• D) enzymes bind to the membrane
• E) vesicles bud off from the membrane

---

Definitions:

Immediate Reinforcement

The provision of a reward directly following a desired behavior to strengthen its occurrence.

Fixed-interval Schedule

A reinforcement schedule where a reward is given for the first response after a predetermined time period has passed.

Conditioned Reinforcers

Stimuli that acquire their reinforcing power through association with primary reinforcers, playing a role in shaping behavior.

Primary Reinforcers

Basic needs or stimuli such as food, water, or warmth that are naturally rewarding and motivate behavior without learning.