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प्रश्न
Name any two genetic diseases in humans.
उत्तर
Two genetic diseases in humans are:
- Haemophilia
- Thalassemia
संबंधित प्रश्न
Differentiate Between Homozygous shows Heterozygous.
Give the Phenotype of the F2 generation.
Explain the Term Genotype.
Name the following:
The genetic composition of an organism.
Complete the following sentence with appropriate word:
The small differences among individuals are called ________.
Complete the following sentence with appropriate word:
The dissimilar pairs of genes present in an individual are known as _______________.
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.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Mutation can be brought about artificially.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A female is responsible for the sex of the progeny.
Multiple choice question.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
Each gamete has only one allele of a gene.
Identify the possible genotypic ratio in F2 generation if a plant producing red flowers (RR) is crossed with another plant of the same species that produces white flower (rr).
Alleles refer to ____________.
A typical dihybrid cross is carried outbetween true breeding plant with yellowround seeds and a true breeding plant withgreen wrinkled seeds. With appropriatesymbol write the genotypes of —
- Homozygous dominant and recessive parents.
- Gametes produced by both the parents.
- Gametes produced by the F, hybrid. (3)
Which one of the following character is recessive in case of a pea plant?
Rewrite the correct form of the statement by changing the first or last word only:
The full complement of DNA of an organism is termed as genetics.
