A Type of White Blood Cell That Attacks Foreign Substances

question 52

Multiple Choice

A type of white blood cell that attacks foreign substances by engulfing and digesting them is the:

• A) macrophage.
• B) phagocyte.
• C) T cell.
• D) B cell.

Discuss the influences of familial structures and dynamics on the timing of puberty.

Describe the characteristics and significance of brain development from childhood to adolescence.

Compare physical and sexual maturation timelines between genders.

Recognize the biological markers and definitions of puberty and menarche.

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Definitions:

Defensive Cells

Cells within the immune system that are involved in protecting the body against both infectious disease and foreign invaders.

Reproductive Cells

Cells specialized for sexual reproduction, capable of undergoing meiosis to produce gametes or fertilized to form a new organism.

Excretory Organs

Organs involved in the process of removing waste products and excess substances from an organism's body, such as kidneys in humans.

Choanoflagellate

A group of free-living unicellular and colonial flagellate eukaryotes considered to be the closest living relatives of the animals.