Advertisements
Advertisements
Question
State Mendel’s Law of Dominance.
Advertisements
Solution
Law of Dominance: Out of a pair of contrasting characters present together, one is able to express itself while the other remains suppressed.
APPEARS IN
RELATED QUESTIONS
A heterozygous tall plant of pea is crossed with a dwarf plant of pea.
Calculate the phenotypic ratio of the progeny.
Give the significance of mutation.
Mutation alerts the hereditary material. Give reasons.
Give Technical Term:
Transmits characteristics from parents to offsprings.
Give Technical Term:
The individuals having dissimilar pairs of genes.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Most genetic diseases in man are recessive in character.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
DNA has a double-helical structure.
Multiple Choice Question
Genetics is a branch of biology dealing with:
Multiple choice question.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
Give any two points of difference between homozygous and heterozygous.
A recessive factor is altered by the presence of a dominant factor.
Alleles refer to ____________.
A pea plant with the genotype YyRr is crossed with another pea plant with the genotype yyrr. The expected phenotypic ratio of individuals formed will be ______
A normal visioned woman whose father is colourblind married a normal visioned man. What are the probabilities of her sons or daughters to be colourblind? Explain with the help of Punnett square.
Two alternative forms of genes or alleles are located on ______.
An indvidual of genotype, Aa Bb Cc Dd is used in test cross. How many different phenotypes can appear in this progeny?
In which region of chromosomes does crossing over take place?
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
