AP BIOLOGY

HEREDITY

MONOHYBRID CROSS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A dihybrid cross shows the possible outcomes of ____
A
two alleles
B
two parents
C
two traits/characters
D
a self pollination
Explanation: 

Detailed explanation-1: -A dihybrid cross is a breeding experiment between two organisms which are identical hybrids for two traits. In other words, a dihybrid cross is a cross between two organisms, with both being heterozygous for two different traits.

Detailed explanation-2: -A dihybrid cross is a cross that looks at how two different genes are passed on from a pair of organisms. It shows what possible combinations of phenotypes for those two traits the parents can pass on.

Detailed explanation-3: -A dihybrid cross-examines the inheritance of two traits at the same time. Dihybrid crosses are more complicated than monohybrid crosses. With unlinked genes, a 9:3:3:1 phenotypic ratio will result in the offspring of a cross of two completely heterozygous individuals.

Detailed explanation-4: -A dihybrid cross describes a mating experiment between two organisms that are identically hybrid for two traits.

Detailed explanation-5: -For monohybrid cross, Mendel began with a pair of pea plants with two contrasting traits, i.e., one tall and another dwarf. The cross-pollination of tall and dwarf plants resulted in tall plants.

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