6 Written Questions

1. in DNA, a three-nucleotide sequence that encodes an amino acid or signifies a start signal or a stop signal
2. theory that states that, in cells, information only flows from DNA to RNA to proteins
3. process in which part of the nucleotide sequence of DNA is copied into a complementary sequence in RNA
4. expressed sequence of DNA; codes for a protein, sequence of a gene's DNA that transcribes into protein structures
5. gene mutations involving changes in one or a few nucleotides, chemical changes in just one base pair of a gene
6. mutation that shifts the "reading" frame of the genetic message by inserting or deleting a nucleotide

6 Multiple Choice Questions

1. sequence of DNA that is not involved in coding for a protein, sequence of a eukaryotic gene's DNA that is not translated into a protein
   1. tRNA
   2. Intron
   3. Codon
   4. Exon
2. A sequence of three bases of a tRNA molecule that pairs with the complementary three-nucleotide codon of an mRNA molecule during protein synthesis.
   1. Anticodon
   2. Ribosome
   3. Intron
   4. Codon
3. An organelle that functions in the synthesis of proteins
   1. Ribosome
   2. Codon
   3. Intron
   4. rRNA
4. transfer RNA; type of RNA that carries amino acids to the ribosome
   1. Intron
   2. mRNA
   3. rRNA
   4. tRNA
5. A polymer (chain) of many amino acids linked together by peptide bonds., a peptide containing 10 to more than 100 amino acids
   1. Peptide Bond
   2. RNA Polymerase
   3. Translation
   4. Polypeptide
6. the primary linkage of all protein structures, covalent bond formed between amino acids
   1. Exon
   2. Peptide Bond
   3. Codon
   4. Anticodon

5 True/False Questions

1. Translation → decoding of a mRNA message into a polypeptide chain

   True        False

2. Gene Expression → conversion of the information encoded in a gene first into messenger RNA and then to a protein

   True        False

3. rRNA → the template for protein synthesis NOUN
   EX. the form of RNA that carries information from DNA in the nucleus to the ribosome sites of protein synthesis in the cell

   True        False

4. mRNA → the template for protein synthesis NOUN
   EX. the form of RNA that carries information from DNA in the nucleus to the ribosome sites of protein synthesis in the cell

   True        False

5. RNA Polymerase → A polymer (chain) of many amino acids linked together by peptide bonds., a peptide containing 10 to more than 100 amino acids

   True        False