Home » List of chromosomes » Chromosomes xx
Chromosomes xx Chromosomes xx
97.5
49.7
24.2
19.5
42.9
98.8
20
98.7
97.5
89.3
49.7
45.3
24.2
19.5

girls by default?

Boys are boys thanks to the precocious action of ‘male’ proteins such as SRY. In the absence of male proteins, the foetus becomes a girl. So are girls, girls by default? The concept dates from the 1950s and the question remains open…

nerve transmission

GABRA3: This gene is involved in nerve impulse transmission.

a taxi for copper

ATP7A: This gene is involved in controlling the level of copper inside our cells.

defence

CYBB: This gene is involved in antibacterial activity thanks to the production of free radicals.

only for girls

NR0B1: This gene is essential in the development of female sexual characteristics.

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