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प्रश्न
Name any two genetic diseases in humans.
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उत्तर
Two genetic diseases in humans are:
- Haemophilia
- Thalassemia
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संबंधित प्रश्न
Differentiate between genotype and phenotype.
Explain the Term Crossing-over.
Explain the Term Genotype.
Give Technical Term:
Differences occurring within offsprings of the same progeny.
Give Technical Term:
A single egg was fertilized by a single sperm. But twins derived from that egg were born. What is the name of such type of twins?
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.
Choose the Odd One Out
Multiple Choice Question
When an individual has both the genes of a contrasting character, it is said to be:
Multiple choice question.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
State whether the following is true or false.
Hybrid is an offspring from a cross between genetically different parents.
Identify the genotype of peacock.
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 ____________.
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?
How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
What is dihybrid cross?
