Biology 0.0 / 5 ? BiologyjhvjhA2/A-levelOCR Created by: MeganCreated on: 20-09-21 18:58 What does DNA stand for? Deoxyribonucleic Acid 1 of 20 What am I describing? A chemical or biological agent that causes mutations Mutagen 2 of 20 Addition and deletion results in a __________ Frame Shift 3 of 20 What is it called when a mutation has no effect on protein structure? Silent Mutation 4 of 20 Name the enzyme which helps lactose into the bacterial cell Lactose permease 5 of 20 What are the non-coding regions called? Introns 6 of 20 What is the removal of junk DNA called? Splicing 7 of 20 What are the coding regions called? Exons 8 of 20 What is the process of carrying out programmed cell death? Apoptosis 9 of 20 What gene is involved in the body plan of an organism? Homebox gene 10 of 20 What is a change in amino acid sequence of a protein called? Missense Mutation 11 of 20 What is the changing of a normal codon into a stop codon called? Nonsense Mutation 12 of 20 What does deoxyribonucleic acid stand for? DNA 13 of 20 What base is complementary to T in DNA? Adenine 14 of 20 What base is complementary to G in DNA? Cytosine 15 of 20 Name the pyrimidine beginning with T Thymine 16 of 20 Which stage in the cell cycle are mutations most likely to occur in? Interphase 17 of 20 What do structural genes code for? Proteins 18 of 20 What component binds to RNA polymerase? Operator 19 of 20 What part of the operon codes for a transcription factor? Regulatory gene 20 of 20
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