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Biology Quiz: Hormones and Reproductive Systems

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Questions and Answers

Which hormone is primarily produced by Leydig cells in the testes?

Testosterone (correct)
Estrogen
Progesterone
Luteinizing Hormone

What is the primary function of ovaries in females?

Storage of sperm
Production of sex hormones (correct)
Development of secondary sexual characteristics in males
Production of male gametes

How do marine teleosts manage their osmotic problem?

Drinking seawater and excreting chloride (correct)
Increasing glomeruli size in kidneys
Excreting more water through the gills
Absorbing water through the skin

Which of the following statements about testes is true?

<p>They may be larger on the right side in sharks. (A)</p> Signup and view all the answers

What is the role of the Graafian follicle in the ovaries?

<p>It contains a single ovum. (C)</p> Signup and view all the answers

Flashcards

Testes

Male reproductive organs that produce sperm and testosterone.

Ovaries

Female reproductive organs that produce eggs (ova) and hormones like estrogen and progesterone.

Testosterone

The hormone that stimulates the development of male secondary sexual characteristics.

Spermatogenesis

The formation of sperm in the testes.

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Oogenesis

The process of egg development in the ovaries.