Protein Synthesis, Karyotypes, Mutations

The monomers units of DNA and RNA are

• amino acids

• monosaccharides

• nucleotides

• fatty acids

The RNA codon AUG means

• add amino acid methionine and start protein synthesis

• add the amino acid tyrosine

• end the polypeptide chain here

Experiments have demonstrated "the words" of the genetic code are

• single nucleotides

• two nucleotide sequences

• 3 nucleotide sequences

• enzymes

The transfer of genetic info from DNA to RNA is called

• translation

• transcription

• initiation

• elongation

Which of the following sequences best describes the flow of information that takes place when a gene directs the synthesis of a cellular component?

• RNA-DNA-RNA-PROTEIN

• DNA-RNA-PROTEIN

• PROTEIN-RNA-DNA

• DNA-AMINO ACID-RNA-PROTEIN

Translation consists of which of the following?

• conversion of genetic info from the language of nucleic acids to the language of proteins

• conversion of genetic info from DNA to RNA

• addition of nucleotides to a DNA template

• DNA replication

When RNA is being made, the RNA base ____ always pairs with the base ___ in DNA.

• U-T

• T-G

• U-A

• A-U

Which of the following is the template for the production of RNA within a cell?

• DNA
• protein
• ATO
• carbohydrate

which process is shown?

• diffusion
• repiration
• recombination
• translation

The DNA sequence ATCAGCGCTGGC is part of a gene. how many amino acids are coded for by this message?

• 4
• 8
• 12
• 20