Saved Bookmarks
| 1. |
12. Assertion(A): In a mono hybrid cross,F1 generation indicate dominant characters. Reason(R): Dominance occurs only in heterogeneous state * a) Both A and Rare true, and R is correct explanation of the assertion. b) Both A and Rare true, but Ris not the correct explanation of the assertion. c) A is false, but R is true. d) A is true, but Ris false, |
|
Answer» The expected genotype ratio when TWO heterozygotes are CROSSED is 1 (HOMOZYGOUS dominant) : 2 (heterozygous) : 1 (homozygous RECESSIVE). When a phenotypic ratio of 2 : 1 is OBSERVED, there is probably a lethal allele |
|