Question

Which of the following is correct regarding the genotype of an organism?

• A. It is the genetic constitution or makeup of an organism
• B. It is the set of observable characters of an organism
• C. It is the molecular response of an organism to an environmental stimulus
• D. None of these

Answer 1

The correct option is A It is the genetic constitution or makeup of an organism

Genotype means the genetic makeup or constitution of an organism. It can refer to a set of alleles or genes or even the entire set of chromosomes in an organism. It determines the phenotype or the set of observable characters of that organism and is not affected by enviromental stimuli.