Gametogenesis

While somatic cells are diploid, gametes are _____; they have one copy of each type of chromosome.

haploid

where are mitochondria located in sperm?

midpiece

What is a single celled fertilized egg called?

zygote

List the functions of the seminiferous tubules:

-sperm production -transport of sperm to the rete testes

When do gonads begin to develop?

6 weeks

When do the gonads differentiate?

7-9 weeks

Which hormone is secreted by the anterior pituitary gland and increases the production of androgen binding proteins (ABP)?

FSH

What are the two requirements for sperm motility?

Increased ph and energy source.

Which duct develops into the female reproductive system?

Müllerian (paramesonephric) duct

Which duct develops into the male reproductive system?

Wolfian (mesonephric) duct

Gametes are called haploid because ________. a) they contain one-half the normal number of chromosomes b) they are either sperm or ova c) there are half as many of them produced at each division in comparison with diploid cells d) they are produced by the process of mitosis e) All of the answers are correct

a) they contain one-half the normal number of chromosomes

Which cell undergoes meiosis 1 giving rise to two equal size haploid cells and genetically unique secondary spermatocytes? a) spermatogonium b) primary spermatocyte c) primordial germ cell d) secondary spermatocyte

b) Primary spermatocyte

Sperm is produced in the _____ and stored in the _____. a) straight tubule; tunica albuginea b) testes; seminiferous tubules c) epididymis; rete testes d) seminiferous tubules; epididymis

d) seminiferous tubules; epididymis

What does meiosis produce?

four genetically unique haploid (daughter) cells