The genetic make-up of an organism is described as? by Sunday | Sep 6 | Biology JAMB | 0 comments A. Allele B. Chromosome C. Phenotype D. Genotype Correct Answer: Option D – Genotype Users Also Read These:STM 411 Theory Questions: Enzymes in Genetic…The activity of an organism which affects the…The study of an individual organism or a single…The physical space occupied by an organism together…The genetic make-up of an organism is described as its?