Reproductive Handout Flashcards
Where are chromosomes located?
Nucleus
What is the name of the molecule in chromosomes that contains your genetic information?
DNA
How many chromosomes does a human diploid cell contain?
46
Where are diploid cells located in the human body?
In every nucleated cell in the body except sperm and egg cells
What is a haploid?
Contain only 1 member of each pair of chromosomes (23 chromosomes)
Where are haploid cells located in the human body?
Sperm and egg
Where does spermatogenesis occur?
Seminiferous tubules of testes
When does spermatogenesis occur?
Puberty and is lifelong
How does spermatogenesis occur?
Mitosis
Meiosis
Spermiogenesis
Where does Oogenesis occur?
Ovaries
When does Oogenesis start?
Starts at gestation (months 3-7)
How does oogenesis happen?
Mitosis and meiosis
What does prophase generate in oogenesis?
Oogonium
What does telophase generate in oogenesis?
Primary oocyte
When does prophase II start in oogenesis?
Starts again at puberty
What does telophase I produce in oogenesis?
Secondary oocyte
When does metaphase II happen in oogenesis?
Stops and starts at fertilization
What does prophase generate in spermatogenesis?
Spermatogonium
What does prophase I produce in spermatogenesis?
23 tetrads
46 chromosomes
92 chromatids
What does telophase II produce in spermatogenesis?
Secondary spermatocyte
What is the product of meiosis in spermatogenesis?
Spermatids
What are the cells called in spermiogenesis?
Spermatozoa
