Mutations in the nucleotide sequence of DNA are the ultimate source of genetic variation, which in turn results in genotypic and phenotypic variation in a population. Look at this population of rabbits. How many different genotypes and phenotypes do you observe?

The virus is considered to be are living item since they have hereditary material dnas or rnas. they can imitate and change. they respond to boosts, for example, radiation, chemicals, and warmth. they have antigenic properties. they are proficient to duplicate with a same hereditary constituent.

Any extreme heat or flames.

Empty or clean by the force of suction ( a body cavity)