A Y-Shaped Protein That Proliferates in Response to a Specific

question 1

Multiple Choice

A Y-shaped protein that proliferates in response to a specific antigen and recognizes these antigens is

• A) interferon.
• B) an antibody.
• C) complement.
• D) a phagocyte.
• E) a B cell.

---

Definitions:

Environmental Factors

External influences that can affect the development, behavior, and survival of organisms, including climate, geography, pollutants, and socioeconomic conditions.

Sleep-Wake Cycles

The natural, cyclical pattern of alternating states of sleep and wakefulness.

Adrenal Gland

A gland located above the kidney that produces hormones such as adrenaline and cortisol, which help control stress, metabolism, and immune response.

Brain Itself

The organ located in the head of an organism, responsible for central nervous system functions, including processing sensory information and directing behavior.