The Increase in Life Expectancy Is Primarily Due To

question 40

Multiple Choice

The increase in life expectancy is primarily due to:

• A)improvements in medicine.
• B)stronger genetic backgrounds of patients.
• C)fewer pathogens.
• D)improved family dynamics.

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Definitions:

Metaphase II

A stage of meiosis II where sister chromatids align at the equatorial plate of the cell, preparing for separation into daughter cells.

Prophase I

The first stage of meiosis I during which chromosomes condense and homologous chromosomes pair up.

Mature Follicle

A mature follicle is a fluid-filled sac in the ovary that contains a mature egg ready for ovulation.

Sustentacular Cell

A type of cell found in the testis that supports and nourishes spermatids during sperm development.