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Higher Human 2.1
2.1- Gamete production & fertilisation
Question | Answer |
---|---|
What are Gametes? | sex cell containing the haploid chromosome number (one set of chromosomes) |
What are Seminiferous Tubules? | very narrow tubes in the testes in which sperm cells are produced |
What are testes? | male sex organs responsible for the production of sperm |
Where are interstitial cells found? | cells in testes found between seminiferous tubules |
Where is testosterone produced? | steroid hormone produced by interstitial cells |
What does testosterone do? | stimulates sperm production |
What do interstitial cells do? | produce testosterone |
What is the job of seminal vesicles? | produces fluid that makes up part of the semen |
What is the job of the prostate gland? | gland producing fluid that forms part of the semen |
What are ovaries? | female sex organ in which ova are produced |
What is a follicle? | cluster of cells in the ovary that matures to release an ovum |
What are oviducts? | fine tube connecting an ovary to the uterus; location of fertilisation |
What is a zygote? | fertilised egg cell |
What is fertilisation? | fusion of sperm nucleus and egg nucleus |
Where does fertilisation occur? | occurs in the oviduct |