Chapter 17 Review: 19630/5025341
- Translation practice
- Which one of the following is NOT associated with translation?
- rRNA (wrong)
- mRNA (wrong)
- tRNA (wrong)
- DNA <==== correct
- ribosome (wrong)
(Why?
)
- A triplet of bases in the coding sequence of DNA is AAA. The codon on the corresponding mRNA is
- TTT. (wrong)
- UUA. (wrong)
- UUU. <==== correct
- AAA. (wrong)
- CCC. (wrong)
Hint
- A protein that is 300 amino acids long can be coded by which maximum number of nucleotides in the DNA?
- 3 (wrong)
- 100 (wrong)
- 300 (wrong)
- 900 <==== correct
- 600 (wrong)
Hint
- Which codon codes for the amino acid Aspartate (Asp)?
- GAC <==== correct
- GAA (wrong)
- GAG (wrong)
- GGU (wrong)
- GGC (wrong)
Hint
- During transcription initiation, ________ polymerase binds to promoter sequences on the ________.
- DNA, RNA (wrong)
- DNA, ribosome (wrong)
- RNA, ribosome (wrong)
- DNA, nucleosome (wrong)
- RNA, DNA <==== correct
Hint
- Which kind of mutation can cause silent mutations?
- substitution <==== correct
- insertion (wrong)
- deletion (wrong)
- frameshift (wrong)
- pointless (wrong)
Hint
- What are ribosomes composed of?
- rRNA only (wrong)
- proteins only (wrong)
- both rRNA and protein <==== correct
- mRNA, rRNA, and protein (wrong)
- mRNA, tRNA, rRNA, and protein (wrong)
Hint