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6. What is the function of mRNA?
- carries a copy of the DNA code from the nucleus to the mitochondria.
- Carries a complementary copy of the DNA code from the nucleus to the ribosome.
- carries a complementary copy of the DNA code to the nucleus
- carries a copy of the genetic code to the nucleus
7. What name is given to the mRNA after splicing?
- mature mRNA
- primary mRNA
- medium mRNA
- mature tRNA
8. At which cell organelle does translation occur
- nucleus
- cell membrane
- ribosome
- protein
9. What are the three parts of an RNA nucleotide?
- ribose sugar, phosphate and uracil
- Ribose sugar, phosphate and a base
- ribose sugar, phosphatase and a base
- deoxyribose sugar, phosphate and a base
10. What is the function of tRNA?
- collects a specific amino acid and takes it to the mitochondria
- Picks up a specific amino acid and carries it to the ribosome
- picks up a specific amino acid and takes it to the nucleus
- collects a random amino acid and takes it to the ribosome
11. What enzyme is responsible for unwinding and unzipping the DNA and joining new mRNA nucleotides?
- Ligase
- polymerase
- RNA polymerase
- DNA polymerase
12. What is the name of the first stage of protein synthesis?
- translocation
- synthesis
- Transcription
- translation
13. What is the function of ribosomal RNA?
- Along with protein it forms the structure of a ribosome
- carries a complementary copy of the DNA code to the ribosome.
- forms part of the cell membrane
- picks up a specific amino acid and takes it to the ribosome
14. What term is used to describe a triplet of bases on mRNA
- amino acid
- codon
- anti-codon
- triplet
15. What two regions does the folding of a tRNA strand create?
- mRNA binding site and amino acid
- anti-codon and amino acid binding site
- anti-codon and amino acid
- codon and amino acid binding site
16. What process removes the introns from the primary mRNA?
- splitting
- exons
- splicing
- introns
17. What are the names of the coding regions in the primary transcript?
- sections
- Exons
- splicing
- Introns
18. What is the name of initial strand of RNA produced by transcription?
- primary tRNA
- primary mRNA
- medium mRNA
- mature mRNA
19. What are the three types of proteins?
- Fibrous, globular and conjoined
- Fibrous, globular and conjugated
- Fibrous, global and conjugated
- Full, globular and conjugated