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WorksheetsEvaluation on Biomolecules
Total questions: 10
Worksheet time: 5mins
The process of converting the nucleotide sequence of an mRNA molecule into
an amino acid sequence in a polypeptide is called what?
Translation
Transcription
Transformation
Trans Fat
Carbohydrates contain what three elements?
CHS
NOC
OCH
CHNOPS
A major role of lipids is what?
Muscle contraction
Phosphorylation of DNA
Structure of phospholipids
Structure of membranes
Carbon atoms usually form how many covalent bonds?
2
4
6
8
An amino acid is a molecule with what functional groups?
An amine and hydrochloric acid.
A hydroxyl and an amine.
A protein and a polypeptide
A carboxyl and an amine
DNA and RNA are examples of
nucleic acids.
nucleotides.
proteins.
lipids.
DNA is a
heteropolymer.
homopolymer.
peptide polymer.
ribonucleotide polymer.
The helical shape of DNA is due primarily to
aromatic side chains.
base stacking.
hydrogen bonds.
van der Waals constant.
Proteins are involved in
DNA synthesis
enzymatic processes.
lipid metabolism.
All of the choices
Which of the following is not true about proteins?
Proteins are polymers of amino acids.
Polypeptide chains fold up into a specific shape necessary for the protein’s function.
Transfer RNAs carry amino acids to where they are needed for protein production
Peptide bonds hold base pairs together.
