An Amoeba,a Protozoan That Moves by Pseudopodia,approaches a Smaller Protozoan

question 24

Multiple Choice

An amoeba,a protozoan that moves by pseudopodia,approaches a smaller protozoan and extends its pseudopodia (extensions of cytoplasm in plasma membrane) around the smaller protozoan.Once the amoeba's pseudopodia completely surrounds the other protozoan,the amoeba's plasma membrane pinches off by folding back into the amoeba and creating a vesicle containing the smaller protozoan.This vesicle is now within the amoeba itself and will soon fuse with other vesicles containing digestive enzymes.This is an example of

• A) pinocytosis.
• B) exocytosis.
• C) osmosis.
• D) phagocytosis.

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Definitions:

Anxiety

A psychological and physiological state characterized by somatic, emotional, cognitive, and behavioral components of apprehension, tension, or fear.

Freud

Refers to Sigmund Freud, the founding father of psychoanalysis, a method for treating psychopathology through dialogue between a patient and a psychoanalyst.

Archetypes

Universal, symbolic images or themes that recur across cultures and literature, representing fundamental human motifs or experiences.

Defence Mechanism

Psychological strategies used unconsciously by individuals to protect themselves from anxiety and to cope with reality or maintain self-image.