What do you mean by phenotype and genotype of an individual? Explain.

What do you mean by phenotype and genotype of an individual? Explain.

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.

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.