origine de la variation genetique Flashcards

1
Q

quels sont les 3 cause de variation genetique

A
  • l’assortiment independant des chromosomes
  • la fecondation aleatoire
    -emjambement
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

assortiment indépendant des chromosomes

A

le nombre de chromosomes possible = 2* 2 a la 23

  • n
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

fecondation aleatoire

A

le spermatozoide 2/23

lovule 2/23

zygote 2/23•2/23 = 70 billion.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

emjambement

A

theorie du crayon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

les fonctions de la division cellulaire

A

-reproduction
-croissance et développement
-regeneration des tissus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly