Below is an electron micrograph illustrating the process of simultaneous transcription and translation in a prokaryotic cell. Use this illustration to answer the question. A B Which of the following statements is correct? 1. The direction indicated by A, is the correct direction of RNA polymerase movement. 2. If C and D are both pointing to the first ribosome in the chain, then ribosome C is carrying a longer polypeptide chain. 3. If E is pointing to mRNA, then it is pointing to the 5'end of the mRNA. 4. If B is pointing to the DNA, then it is pointing to the 5' end of the DNA. O A. 1, 2 and 3 O B. 1 and 3 O C. 2 and 4 OD. 4 only O E. All of 1, 2, 3 and 4 are correct

Below is an electron micrograph illustrating the process of simultaneous transcription and translation in a prokaryotic cell. Use this illustration to answer the question. A B Which of the following statements is correct? 1. The direction indicated by A, is the correct direction of RNA polymerase movement. 2. If C and D are both pointing to the first ribosome in the chain, then ribosome C is carrying a longer polypeptide chain. 3. If E is pointing to mRNA, then it is pointing to the 5'end of the mRNA. 4. If B is pointing to the DNA, then it is pointing to the 5' end of the DNA. O A. 1, 2 and 3 O B. 1 and 3 O C. 2 and 4 OD. 4 only O E. All of 1, 2, 3 and 4 are correct

Human Heredity: Principles and Issues (MindTap Course List)

11th Edition

ISBN:9781305251052

Author:Michael Cummings

Publisher:Michael Cummings

Chapter9: Gene Expression And Gene Regulation

Section: Chapter Questions

Problem 11QP: Briefly describe the function of the following in protein synthesis. a. rRNA b. tRNA c. mRNA

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Similar questions

Find the events from prokaryotic translation from the list below and list them below in order, by letter, from earliest to latest during translation A. Incoming tRNA occupies the A-site B. Small ribosome binds to Shine Dalgarno sequence C. 5’ methyl cap binds small ribosome D. Large ribosome subunit binds the small ribosome subunit E. P-site tRNA peptide is attached to the amino acid of the A-site tRNA. F. f-Met tRNA binds to P site G. Small ribosomal subunit binds mRNA H. Peptide released from complex.
The following picture drawing represents co-translation in E. coli. Answer the questions below the drawing. A. Is the letter A nearer the 5' or the 3' end of the molecule? B. The anticodon in B codes for reads 3’ CCU 5’. What amino acid does this tRNA carry? C. Is the letter C nearer the 5' or the 3' end of the tRNA molecule?
Order the following choices to indicate the sequence of steps in the process of elongation of agrowing peptide chain. a. release of EF1-GDPb. EF2-GTP hydrolysis promotes translocation of the ribosomec. peptidyltransferase reaction catalyzed by large rRNA subunitd. aminoacyl-tRNA binds the ribosomal A site via EF1-GTP hydrolysis
Describe the prokaryotic translation initiation shown in the diagram. Define the convention of protein synthesis (directionality of synthesis) as well as the meaning of the A, P, and E sites of the ribosome.
Which of these molecules has multiple partial charges and thus is most soluble in water? B H HHH HHH ABCD or E CH H CHOH D CH OH A cell is specialized in producing oil and steroid hormone. Which structure would be found in large r cell? O vacuoles O peroxisome O rough endoplasmic reticulum O smooth endoplasmic reticulum The oxygen released from photosynthesis results from: Reduction of NADP* to NADPH Chemiosmosis Oxidation of water Photophosphorylation
Assume that a mutation occurs in the gene that encodes each of the following RNA polymerases. Match the mutation with its possible effects by placing the correct letter or letters in the blanks below. There may be more than one effect for each mutated polymerase. A mutation in the gene that codes for E RNA polymerase I RNA polymerase II RNA polymerase III Possibleeffects a. tRNA is not synthesized b. Some ribosomal RNA is not synthesized c. Ribosomal RNA is not processed d. pre-mRNA is not processed e. Some mRNA molecules are not degraded f. pre-mRNA is not synthesized
The following video shows the translation process in eukaryotes. https://www.youtube.com/watch?v=qIwrhUrvX-k Based on the video, which signal serves a similar function as the Shine-Dalgarno Sequence in prokaryotes? A. The promoter region B. 5' CAP C. Poly(A) tail D. Start codon
What would be the direct consequence to a cell of loss-of-function of Elongation Factor-Tu (EF-Tu)? You may select multiple answers. a. tRNAs would fail to exit the E site after giving up their amino acid. b. The error rate of translation would increase. c. The ribosome would frequently fail to identify the correct start codon and initiation of translation would become less efficient. d. There would be no pause between the entry of a tRNA into the A site and peptidyl transfer.
For each of the following items, fill in either the DNA strand, the MRNA codons, the tRNA anticodons, or the amino acid sequence that have been left blank. If several sequences might work, choose only one. Furthermore, circle the start and the stop codons of each mRNA sequence. 1. DNA (3'-5') ACG TAC GGC CGG TTA AAG CAT ACT TTC TTG MRNA TRNA Amino Acid 2. DNA (3'-5') MRNA AUG ACU AGC UGG GGG UAU UAC UUU UAG AAA TRNA Amino Acid 3. DNA (3'-5') MRNA TRNA GCU CCU UAC CAC ССС CGU AUG GCU GGG AUC Activate Go to Sett Amino Acid
A prokaryotic gene was transcribed then translated. During the process, antibiotics X was added, and the products of translation were only f-met. What steps in translation was inhibited by antibiotic X? A. Transpeptidation or the formation of peptide bonds B. Binding of amino-acyl t-RNA to the 30S subunit of the ribosome C. Formation of the functional ribosome D. Translocation or the movement of empty t-RNA to the E site. E. Hydrolysis of GTP
You may wish to consult the genetic code above to answer the following question. A mutation has changed a portion of a protein coding gene that encodes a messenger RNA sequence. The original messenger RNA sequence is 5'-AUGCCCAGAGCU-3' Which mutation is a frameshift mutation that changes all of the amino acids that follow the changed sequence? O 5-AUGCCCUGAGCU-3' 05-AUGCCCCAGAGCU-3" 05-AUGCCCACAGCU-3" 05 AUGCCCAGGGCC-3"
The following diagram illustrates a step in the process of translation. Identify the following elements on the diagram. a. Place on the ribosome where release factor 1 will bind