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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 |