Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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True or False: Proteins are assembled two or three amino acids at a time during translation
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Step 1
Translation:- Is a process of translating the sequence of a messenger RNA[mRNA] molecule to a sequence of amino acids during protein synthesis.
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- TRUE OR FALSE: tRNA-met complexes with mRNA at the aminoacyl-site of the ribosomearrow_forwardThe exact start site for protein synthesis on the mRNA is AUG and base pairs with a tRNA carrying the amino acid methionine. ture or falsearrow_forwardSome proteins may be phosphorylated by enzymes called kinases. Which of the following statements best describes this type of post-translational modification (PTM)? Phosphorylation is an irreversible modification of an amino acid side chain in the protein. Phosphorylation is a reversible modification of an amino acid side chain in the protein. Phosphorylation is an irreversible modification of the peptide backbone. Phosphorylation is a reversible modification of the peptide backbone.arrow_forward
- Name all components you would find in a fully assembled ribosome during elongation of protein translationarrow_forwardTrans membrane proteins are co- translationally inserted into the ER membrane such that their cytoplasmic domains will be oriented within the ER lumen after translation is complete. true falsearrow_forwardGene are made of whatarrow_forward
- After the ribosome slides along the mRNA, the dipeptide will be attached to the tRNA in the ________ site?arrow_forwardTrue or false: A fully assembled 70S ribosome is recruited to the mRNA just 5 ́ of the translation start site?arrow_forwardTrue/False: Mature mRNA are exported out of the nucleus only if they have a 5' cap and poly A tail. True Falsearrow_forward
- The information in mRNA is in a tandem array of , each of which is three nucleotides long.arrow_forwardExplain the signals that start and stop translation.arrow_forwardA mutation that results in a premature (early) stop codon, will terminate transcription resulting in a shorter mRNA. True Falsearrow_forward
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