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Question
Define the following term:
Gene
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Solution
Genes are specific sequences of nucleotides on a chromosome that encode particular proteins which are expressed in the form of some particular feature of the body. They are the units of heredity which are transferred from parents to offspring and are responsible for some specific characteristics of the offspring.
RELATED QUESTIONS
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
Differentiate between genotype and phenotype.
Explain the Term Crossing-over.
Complete the following sentence with appropriate word:
______is the hereditary unit.
Complete the following sentence with appropriate word:
The dissimilar pairs of genes present in an individual are known as _______________.
Complete the following sentence with appropriate word:
Upon _______the diploid condition is restored.
Multiple Choice Question
Genetics is a branch of biology dealing with:
Multiple Choice Question
When an individual has both the genes of a contrasting character, it is said to be:
A recessive factor is altered by the presence of a dominant factor.
Identify the genotype of peacock.
The percentage of each gamete out of four different types of gametes produced by the F1 dihybrid 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.
Define Alleles.
During a dihybrid cross with contrasting characters in the F2 generation, parental genotypes will appear in ______.
Two alternative forms of genes or alleles are located on ______.
Parents of blood group i and AB cannot have a child of blood group AB because ______.
