Q. 83.7( 3 Votes )
What do you mean by phenotype and genotype of an individual? Explain.
Genotype - the genetic constitution of an organism.
Phenotype - the external morphological characteristics of an organism.
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What do you mean by phenotype and genotype of an individual? Explain.Tamil Nadu Board - Science
Here are certain important hereditary jargons. Fill in the blanks by choosing a suitable one from the list given. (allele, variation, speciation, gene, allelomorphs)
i) __________ are the factors which form the physical basis of inheritance.
ii)__________ is the alternate forms of the same gene.
iii)__________ are the expressions of contrasting pair of alleles.Tamil Nadu Board - Science
Mendel has observed Tallness as a dominant character in the garden pea plant.
Similarly, tongue rolling is a dominant character in man. In a group of 60 students,
45 can roll their tongue and 15 are non-rollers.
i) In the above context, calculate the percentage of dominant and recessive characters.Tamil Nadu Board - Science