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01)Who is known as father of genetics?02) Write the scientific name of the plant on which Mendel carried out his experiment.03)How many chromosomes are present inhuman beings?04)What is the genetic material? what is its importance?05)What are recessive genes?06)What are dominant genes?07)Name the cells which possess half the number of chromosomes in human beings? (hint-germ or reproductive cells)08)State the advantages of sexual reproduction?09)Name any two contrasting characters noticed by Mendel in the garden pea plants.010)State the ratio of plants produced in the monohybrid cross in the F1 and F2 generation?011)Where are genes located? What is the chemicals nature of genes?012)How is the sex of a newbom child determined inhumans?013)Why did Mendel choose pea plant for his experiment?14)Give reasons why acquired characters are not inherited.015) What are the functions played by DNA?016)What observations did Mendel make during his experiments?

Answer»

1. Gregor Mendel

Father of Genetics.Gregor Mendel, through his work on pea plants, discovered the fundamental laws of inheritance. He deduced that genes come in pairs and are inherited as distinct units, one from each parent.2. Thescientific name of the planton which Gregor JohannMendel carried outhisexperimentsis Pisum sativum .It is commonaly known as peaplant. In hisexperimentshe has taken seven contrasting characters of the peaplantandcarried outhisexperimentson year.



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