54 Questions
What is the primary function of the acrosome in a sperm cell?
Penetration of egg's outer layers
Which male hormone drives the process of spermatogenesis?
Testosterone
How many chromosomes are present in a haploid sperm cell?
23
Where does spermatogenesis primarily take place in males?
Seminiferous tubules
What is the function of the tail in a sperm cell?
Enable swimming motion
What is the counterpart of oogenesis in females?
Spermatogenesis
Which hormone regulates the cyclical events of oogenesis every 28 days?
Follicle-stimulating hormone (FSH)
How many haploid cells are produced through the meiotic process in oogenesis?
Four
What is the role of follicle cells in the structure of an ovum?
Offering support and protection
How many autosomes does a haploid nucleus in an ovum typically contain?
22
What is the main driving force behind the process of spermatogenesis?
Testosterone
Which of the following components is NOT found in the head of a sperm cell?
Mitochondria
What is the primary function of the acrosome in a sperm cell?
Facilitating fertilization by penetrating the egg's outer layers
During meiosis, how many chromosomes are present in a diploid germinal epithelial cell undergoing division for spermatogenesis?
46
Which part of a sperm cell houses the majority of mitochondria?
Middle portion
What chromosome composition can a sperm cell carry after completing spermatogenesis?
Both X and Y chromosomes
Where does the process of spermatogenesis primarily occur within the male reproductive system?
Seminiferous tubules
Which hormone regulates the enlargement of one cell within a follicle during oogenesis?
Follicle-stimulating hormone (FSH)
What is the primary function of follicle cells in oogenesis?
Offering support and protection to the egg
How many haploid cells typically survive to become mature ova during oogenesis?
One
Which of the following is found surrounding the egg in the structure of an ovum?
Jelly layer
During oogenesis, what is the ploidy of the nucleus in the mature ovum?
Haploid
In oogenesis, what happens to the three haploid cells that degenerate?
They form polar bodies
Which process in oogenesis results in the formation of haploid cells?
Meiosis
What is the role of the cytoplasm in the structure of an ovum?
Supplying essential nutrients for the developing egg
What is the primary role of testosterone in the process of spermatogenesis?
Initiating the meiotic division of diploid germinal epithelial cells
What is the chromosomal composition of a haploid sperm cell?
23 autosomes and 1 sex chromosome
Which part of a sperm cell contains mitochondria for energy production?
Middle portion (neck)
What is the main function of the acrosome in a sperm cell?
Facilitating the entry of sperm into the egg during fertilization
Which structure in a sperm cell is responsible for propelling it forward?
Tail
How many chromosomes are present in a diploid germinal epithelial cell before undergoing meiosis for spermatogenesis?
46
What contributes to the sex determination of offspring through spermatogenesis?
The sex chromosome carried by the sperm cell
What is the role of the jelly layer surrounding the egg in the structure of an ovum?
Offers protection to the egg during early development
What is the ploidy of the nucleus in a diploid germinal epithelial cell undergoing mitosis during oogenesis?
Diploid
Which hormone is responsible for regulating the events of oogenesis every 28 days?
Follicle-stimulating hormone (FSH)
What happens to the three degenerate haploid cells during oogenesis?
Undergo apoptosis and are absorbed
Which of the following is NOT a component of the structure of an ovum?
Flagellum
What is the chromosomal composition of a mature ovum's haploid nucleus?
22 autosomes and one X chromosome
During oogenesis, what is the role of the follicle cells surrounding the egg?
Offer support and protection to the egg
What is the primary function of the cytoplasm in the structure of an ovum?
Provides essential nutrients for egg development
What is the role of the jelly layer surrounding the egg in the structure of an ovum?
Safeguarding the egg during early developmental stages
Which hormone regulates the cyclical events of oogenesis every 28 days?
Follicle-stimulating hormone (FSH)
What contributes to the sex determination of offspring through oogenesis?
The X chromosome in the ovum's nucleus
What is the primary function of follicle cells in oogenesis?
Supporting and protecting the egg
During oogenesis, what is the ploidy of the nucleus in a mature ovum?
Haploid with 22 autosomes and one X chromosome
What is the primary function of the cytoplasm in the structure of an ovum?
Supplying essential nutrients for egg development
What happens to the three haploid cells that degenerate during oogenesis?
They undergo apoptosis and are eliminated
What is the primary driver of the process of spermatogenesis?
Testosterone
Which part of a sperm cell primarily supplies the energy needed for its motility?
Middle portion
What is the sex chromosome composition of the nucleus within a mature sperm cell?
XY
Which part of a sperm cell contains enzymes essential for penetrating the egg's outer layers during fertilization?
Acrosome
What is the chromosomal content of a diploid germinal epithelial cell before it undergoes meiosis during spermatogenesis?
46 chromosomes
Which cellular process results in the generation of four haploid spermatids during spermatogenesis?
Meiosis
What is the primary function of the tail in a sperm cell?
Energy production
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