1. Alteration of chromosomes number or structure may lead to:

a. Normal genetic code
b. Genetic disorder
c. Normal individual
d. None of these


2. A mutation is change in the base sequence of ___________

a. tRNA
b. DNA
c. RNA
d. mRNA


3. Uses a strand of DNA as a template to build a molecules called DNA

a. Translation
b. Transcription
c. Deletion
d. Replication


4. mRNA bind to a ribosome outside the nucleus to produce specific amino acid

a. Transcription
b. Translation
c. Deletion
d. Duplication


5. A process in which cell produce protein

a. Mutation
b. Protein Synthesis
c. DNA Replication
d. transcription​