Dev Bio Quiz 01

_______________ is considered as the 'father of Comparative Embryology'.

What name is given to mature sperm?

• Spermatocyte

• Spermatozoa

• Spermatogonium

• Spermatogonia

Where do you find spermatogonia?

• Attached to the germinal epitheliium of the seminiferous tubule

• Attached to the Sertoli cells

• Attached to Leydig cells

• In the epididymis

What cells secrete testosterone?

• Sertoli cells

• Spermatocytes

• Spermatids

• Leydig cells

How many secondary spermatocytes are produced after the first round of meiosis?

• 1

• 2

• 4

Tags

NGSS.HS-LS3-2

Spermatogenesis occurs in the

• A)epididymis

• B)seminiferous tubules.

• C)prostate gland

• D)vas deferens

• E)seminal vesicle.

During spermatogenesis, which of the following cells is the first to become haploid?

• A)primary spermatocyte

• B)secondary spermatocyte

• C)sperm cells

• D)spermatid

• E)spermatogonium

Tags

NGSS.HS-LS3-2

A primary spermatocytes.....

• A)divide by mitosis to produce two secondary spermatocytes

• B)divide by meiosis to produce two secondary spermatocytes.

• C)divides by meiosis to produce four spermatids

• D)divides by meiosis to produce two spermatids.

• E)divides by mitosis to produce two spermatids.

Tags

NGSS.HS-LS3-2

Which of the following is a correct sequence of cells in spermatogenesis?

• spermatogonium -> secondary spermatocyte -> primary spermatocyte

• primary spermatocyte -> spermatogonium -> secondary spermatocyte

• spermatogonium -> primary spermatocyte -> secondary spermatocyte

• none of the above

Each spermatid....

• divides by meiosis to produce four sperm cells

• divides by mitosis to produce four sperm cells

• divides by meiosis to produce two sperm cells

• differentiates into a sperm cell

Tags

NGSS.HS-LS1-4