Scientists Estimate That at Least 50-60% of All Species Now

question 20

True/False

Scientists estimate that at least 50-60% of all species now living will most likely become extinct in the next 20-50 years unless planned,coordinated action takes place.

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Definitions:

Testosterone

A steroid hormone produced mainly in the testes, responsible for the development of male secondary sexual characteristics.

Spermatogenesis

The process by which sperm cells are produced and developed, typically in the seminiferous tubules of the testes.

FSH Secretion

The release of Follicle-Stimulating Hormone by the anterior pituitary, essential for reproductive processes such as the development of eggs in ovaries and sperm production.

Menstrual Cycle

The monthly cycle of changes in the ovaries and the lining of the uterus, leading up to menstruation.