Why Are Modern Light Microscopes Better Than the Ones Leeuwenhoek

question 21

Multiple Choice

Why are modern light microscopes better than the ones Leeuwenhoek used?

• A) Modern microscopes are compound instead of simple.
• B) Modern lenses are made of prisms.
• C) Modern microscopes have lenses with smaller numerical apertures.
• D) Modern microscopes are compound and have fivefold better resolution.
• E) Modern microscopes have a fivefold better resolution.

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Definitions:

Leptin

A hormone produced by fat cells that helps to regulate energy balance by inhibiting hunger.

Cholecystokinin

A hormone released by the small intestine that stimulates the digestion of fat and protein, and also acts as a satiety signal to the brain.

Fat Cells

Cells that specialize in storing energy as fat, known scientifically as adipocytes, playing a significant role in metabolism and energy balance.

Serotonin

Serotonin is a neurotransmitter that plays a key role in regulating mood, appetite, sleep, memory, and other bodily functions.