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TLS Online TPP Program
#Question id: 12161
#Unit 8. Inheritance Biology
If a cross is made between two plant heights 46cm and 10cm. The f2 Genotype has been shown;
I) AABBCC - 2) AABBCc – 3) AABbCc – 4) AaBbCc– 5) AaBbcc – 6) Aabbcc – 7) aabbcc –
Find out the
i) phenotypic values of the given character
ii) determining the no of polygenes involves and
iii) what will be the no of QTL?
TLS Online TPP Program
#Question id: 12162
#Unit 8. Inheritance Biology
Nilsson-Ehle’s cross obtained homozygous varieties of wheat that differed in color, he crossed a variety of wheat that possessed white kernels with a variety that possessed red kernels and obtained the following results:
The following conclusions are made from the results obtained;
TLS Online TPP Program
#Question id: 12163
#Unit 8. Inheritance Biology
A cross is made between the two pure line homozygous plant their height is 6cm and 2cm. the F1 progeny shows 6 cm height. the variations takes place in F2 progeny , which were made by
TLS Online TPP Program
#Question id: 12164
#Unit 8. Inheritance Biology
What is the value of broad sense and narrow sense heritability respectively , if the given values of;
A) dominance genetic variance =0.4 ,
B) genic interaction variance =0.3,
C) additive genetic variance =0.6,
D) environmental variance=0.8,
E) genetic−environmental interaction variance=0.3
TLS Online TPP Program
#Question id: 12165
#Unit 8. Inheritance Biology
If the environmental variance increases and all other variance components remain same , then what will be the effect on heritability?
TLS Online TPP Program
#Question id: 12166
#Unit 8. Inheritance Biology
If cross has made between the plant height 46cm and 10cm , then the F1 progeny shown 28cm . If the of this cross is 3QTL, then how much phenotypes will be formed?