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Published by liliandajani60, 2022-11-02 21:06:24

PENYIMPANGAN SEMU HK MENDEL

PENYIMPANGAN SEMU HK MENDEL

PENYIMPANGAN
SEMU HK MENDEL

INTERAKSI GENETIK

ATAVISME

LIli Andajani, S.Pd, M.Pd

PENGERTIAN
ATAVISME

Interaksi beberapa
gen yang bukan
alelanya dan

menimbulkan sifat
baru



Contoh :
Jengger Ayam



genotipe

Walnut homozygot = RRPP
Walnut Heterozygot =
RRPp, RrPP, RrPp
Ditulis = R*P*


Rose homozygot =RRpp
Rose heterozygot =
Rrpp
Ditulis R*pp


Pea Homozygot = rrPP
Pea Heterozygot = rrPp
Ditulis rrP*


Single = rrpp

contoh soal

Perkawinan ayam jantan berpial walnut
yang bergenotipe RrPp dengan betina
berpial rose yang bergenotipe RRpp akan
menghasilkan keturunan .....

P = RrPp X RRpp

G = RP, Rp, rP, rp X Rp

F = 1. RRPp --> walnut

2. RRpp --> rose

3. RrPp --> walnut

4. Rrpp --> rose

Perbandingan genotipe =
RRPp : RRpp : RrPp : Rrpp = 1:1:1:1
Perbandingan fenotipe =
Walnut : rose = 1 : 1


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