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Protein biosynthesis
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Which organelle makes the proteins that are needed by the cell?
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Protein biosynthesis
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The process of making RNA from the DNA is called ______ and it occurs in the ______.
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Protein biosynthesis
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Why does DNA have to be transcribed into RNA?
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Protein biosynthesis
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a. Determine the sequence of amino acids that will result from the translation of the segment of mRNA above. Use the genetic code in the Figure below. b. Determine the anticodon of each tRNA molecule that will bind to this mRNA segment. c. Critical Thinki
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Protein biosynthesis
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Transcribe the following DNA sequence into mRNA: 5 -TACGATTGCTATGCCATC-3
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Protein biosynthesis
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A strand of DNA serves as a template (model) for the synthesis of RNA molecules. (a) True (b) False.
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Protein biosynthesis
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In the genetic code, UUU and UUC both code for the same amino acid. What is this amino acid and what does this indicate about the genetic code?
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Protein biosynthesis
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Fill in the blank: The three base sequence on mRNA that matches the triplet of DNA is a(n) ______.
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Protein biosynthesis
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How does mRNA move through the ribosome?
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Protein biosynthesis
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What is the function of 16S rRNA in bacteria? Do all bacteria have 16S rRNA?
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Protein biosynthesis
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Here is a hypothetical mRNA sequence: 5′ G G A U G C U A G U A U G A 3′ What is the amino acid sequence encoded by this mRNA? (a) Met-Ile-Val (b) Asp-Ala-Ser-Met (c) Met-Leu-Val (d) Ser-Met-Ile-Val (e) Gly-Cys
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Protein biosynthesis
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Transcribe and translate the following sequence of DNA: ATGAAGTTACCC. There is a mutation that resulted in the following sequence: ATGAAATTACC. Predict how this mutation would impact the product of translation.
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Protein biosynthesis
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Translate the following sequence: AUG GAG GUC UUU AAG AGA CAU UUA GAU GAU GCC CUU AGU GAU GUU UAG
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Protein biosynthesis
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What are two places in the cell where RNA is found?
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Protein biosynthesis
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Problem 1. Convert the DNA into a mRNA. Decode the mRNA into a sequence of amino acids. Then convert the sequence into a single letter code. 3 A T G A G T A C T A A G A C T T T A T T A G G C C G G C A C T C C 5 Problem 2. What is the single letter code
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Protein biosynthesis
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Explain how RNA is converted into cDNA, and cDNA is converted into mRNA.
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Protein biosynthesis
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Use the genetic code to determine which amino acids the following mRNA sequence codes for: UGG UUU AAG a. Trp, Phe, Lys b. Lys, Ala, Glu c. Lys, Phe, Trp d. Glu, Ala, Lys
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Protein biosynthesis
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What is an RNA sequence that codifies one amino acid called?
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Protein biosynthesis
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Using a codon chart or wheel, what will the order of amino acids be in the protein that results from the following strand of DNA? 5′ GAT, TAC, GTA, CGA, CTC, GAT, ATT, GGC, UAA, AGC 3′
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Protein biosynthesis
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Describe the mechanism of action of cycloheximide and, briefly, explain how it can be used to study the synthesis and degradation of proteins.
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Protein biosynthesis
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The name for a specific 3 nucleotides that codes for a single amino acid is called a/an ……………….
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Protein biosynthesis
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What do you expect to happen immediately after DNA codes the mRNA? a) The mRNA becomes a protein. b) The mRNA leaves the nucleus to begin translation at a ribosome. c) tRNA brings the amino acids to the nucleus to begin protein synthesis. d) The mRNA leav
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Protein biosynthesis
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Write the mRNA codons for Histidine.
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Protein biosynthesis
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How does DNA get turned into RNA? |
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Protein biosynthesis
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Summarize the process of transcription in biology.
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Protein biosynthesis
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Where is mRNA found in the cell?
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Protein biosynthesis
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True or false? In order to make a protein, information stored in RNA must be transcribed into molecules of DNA, which directs the synthesis of proteins.
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Protein biosynthesis
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Which of the following statements about polycistronic RNA are true and which are false? 1. Only one protein is produced during translation. 2. It is found primarily in eukaryotes. 3. Translation of the mRNA may begin before transcription is finished. 4. I
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Protein biosynthesis
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Where does mRNA synthesis take place in eukaryotic cells?
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Protein biosynthesis
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How do the nucleotides of mRNA chains encode information for the formation of the amino acid sequences of a protein?
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Protein biosynthesis
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Where are proteins made in a cell?
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Protein biosynthesis
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Codons that code for the same amino acid are called what?
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Protein biosynthesis
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Use the codon table to determine which mRNA triplets code for the amino acid cysteine, Cys.
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Protein biosynthesis
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Why is RNA needed to act as a messenger?
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Protein biosynthesis
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Transcribe the following DNA sequence from HbS: 3′ TAC CAC GTC GAC TGA GGA CAC CTC TTC AGA CGG CAA TGA -5′
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Protein biosynthesis
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What is an RNA molecule that functions as a translator between nucleic acid and protein languages by carrying specific amino acids to the ribosome, where they recognize the appropriate codons in the mRNA, called?
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Protein biosynthesis
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Consider the sequences given below. Coding DNA 5′-GTG ACT CGT TGT GCC ATT GCA GCT AAA CAC TTC GAG CCC TGT-3′ mRNA 5′-GUG ACU CGU UGU GCC AUU GCA GCU AAA CAC UUC GAG CCC UGU-3′ What is the polypeptide sequence?
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Protein biosynthesis
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Explain how the genetic code allows translation of the information contained in an mRNA into a protein sequence.
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Protein biosynthesis
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What is a synthetic protein?
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Protein biosynthesis
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Write the amino acid sequence that would result from the following RNA sequence:
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