HORTICULTURE

HORTICULTURE SCIENCE

PLANT BIOTECHNOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When an organism is changed or altered from its original form it is a:
A
Mutant.
B
Chromosome.
C
Phenotype.
D
Protein.
Explanation: 

Detailed explanation-1: -In biology, and especially in genetics, a mutant is an organism or a new genetic character arising or resulting from an instance of mutation, which is generally an alteration of the DNA sequence of the genome or chromosome of an organism. It is a characteristic that would not be observed naturally in a specimen.

Detailed explanation-2: -Mutation, according to the classic definition, is a heritable change in DNA structure not caused by the genetic recombination process. An organism carrying mutated gene or genes is called a mutant.

Detailed explanation-3: -Meaning of mutant in English an organism that is different from others of its type because of a permanent change in its genes: These mutants lack a vital protein which gives them immunity to the disease.

Detailed explanation-4: -A mutation is a change in the DNA sequence of an organism. Mutations can result from errors in DNA replication during cell division, exposure to mutagens or a viral infection.

Detailed explanation-5: -In genetics, a mutation is a change in the genetic material-DNA sequence-of an organism. By extension, a mutant is the organism in which a mutation has occurred.

There is 1 question to complete.