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प्रश्न
What is genetics?
उत्तर
Genetics is a branch of biology that deals with the study of genes, genetic variation and heredity in organisms.
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संबंधित प्रश्न
Define heredity.
A cross was made between pure breeding pea plants one with round and green seeds and the other with wrinkled and yellow seeds.
(a) Write the phenotype of F1 progeny. Give reason for your answer.
(b) Write the different types of F2 progeny obtained along with their ration when F1 progeny was selfed.
List any two contrasting characters other than roundness of pea plants that Mendel used in his experiments with pea plants.
What constitutes the link between one generation and the next?
Name the first scientist who studied the inheritance of traits from one generation to the next.
Name the scientist who gave the laws of inheritance.
In the human blood grouping, the four basic blood types are type A, type B, type AB, and type O. The blood proteins A and B are :
(a) simple dominant and recessive traits
(b) incomplete dominant traits
(c) codominant traits
(d) sex-linked traits
What are the possible blood groups likely to be inherited by children born to a group A mother and a group B father? Explain your reasoning.
Only one of the following characteristic of the parents can be inherited by their children. This one is :
(a) deep scar on chin
(b) snub nose
(c) technique of swimming
(d) cut nose
A cross between pea plant with white flowers (vv) and pea plant with violet flowers (VV) resulted in F2 progeny in which ratio of violet (VV) and white (vv) flowers will be ______.
