Gender Determination Tutorials
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- 1.At conception what determines whether a zygote is male or female
- A.
Determined by father's sperm
- B.
Sperm contains two sex chromosomes
- C.
Determined by mother's egg
- D.
All of the Above
- 2.Pfeiffer’s (1936) carried out an experiment on
- A.
Sexual dimorphism of mammalian brain
- B.
Genes and temperament
- C.
Genes and personality
- D.
Perinatal hormones on sexual behaviour
- 3.Pfeiffer’s (1936) study on rats found
- A.
When testes put into females they developed as males, when ovaries put into males they developed as normal (males)
- B.
When testes put into females they developed normally, when ovaries put into males they developed as females
- C.
When tested put into females they developed as normal, when ovaries put into males they developed as normal
- D.
When testes put into females they developed as males, when ovaries put into males they developed as females
- 4.Pheonix et al. (1950/60’s) was testing
- A.
Perinatal hormones on sexual behaviour
- B.
Sexual dimorphism of mammalian brain
- 5.Pheonix et al. (1950/60’s) found
- A.
Injection at birth affects most
- B.
Injections are maturity affects most
- C.
Injections at birth and maturity have the same effect
- 6.Key hormonal & physical changes of puberty
- A.
Gonads produce gonadotropin-releasing hormones
- B.
Development of sexual organs in males (beard, deep voice)
- C.
Development of sexual organs in females (widened hips, enlarged breats)
- D.
All of the above
- 7.Bremer experiments about the relationship between testosterone and male sexual behaviour found
- A.
Removal of testes = no change to sex drive
- B.
Removal of testes = increased sex drive
- C.
Removal of testes = reduction of sex drive
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