Chaperone proteins can guide the __________ of a newly synthesized polypeptide chain.
举一反三
- The spatial conformation of a protein mainly depends on A: α-helix and β-sheet B: the sequence of amino acids in polypeptide chain C: disulfide bonds in polypeptide chain D: hydrophobic effects in polypeptide chain E: hydrogen bonds in polypeptide chain
- Which of the following methods is not used by cells to regulate the amount of a protein in the cell A: Genes can be transcribed into mRNA with different efficiencies. B: Many ribosomes can bind to a single mRNA molecule. C: Proteins can be tagged with ubiquitin, marking them for degradation. D: Nuclear pore complexes can regulate the speed at which newly synthesized proteins are exported from the nucleus into the cytoplasm.
- A newly synthesized RNA molecule is called a _______________.
- A β sheet is made when ______________ form between segments of a polypeptide chain that lie side by side.
- What is meant by veering the anchor chain? ___ . A: Bring the anchor to short stay. B: Heaving in all the chain. C: Locking the windlass to prevent more chain from running out. D: Paying out more chain.