EBK WHAT IS LIFE? A GUIDE TO BIOLOGY WI
5th Edition
ISBN: 9781319360689
Author: PHELAN
Publisher: VST
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Chapter 6, Problem 7MC
Summary Introduction
Introduction:
Amino acids are brought to the ribosomes by transfer RNAs during protein synthesis.
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The amino sequence of a protein is: alanine, leucine, valine, threonine. This information reveals the protein’s _______ structure. The “C” terminus or side of this protein is ______.
Select one:
a.
primary, alanine
b.
secondary, alanine
c.
secondary, leucine
d.
secondary, threonine
e.
primary, threonine
Which of the following is a true statement concerning RNA?
Group of answer choices
a. mRNA is single stranded; tRNA and rRNA are double stranded
b. each tRNA binds to a specific amino acid
c. rRNA and mRNA last for only a short time in the cell
d. tRNA contains the base thymine
Some events that take place in proteins synthesis are shown below:
A. peptide bonds are formed
B. a polypeptide is produced
C. TRNAS bond to codons
D. An MRNA attaches to the polypeptide synthesis site
E. TRNAS enter the ribosome
Which if the following shows the correct sequence?
ОСDAЕ В
ODECА В
СED A В
O DEACB
EDABC
D CEA B
ОСDEВА
O EDCAB
АЕBDC
EDACB
Chapter 6 Solutions
EBK WHAT IS LIFE? A GUIDE TO BIOLOGY WI
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- In extracellular proteins the amino acid Cys can interact with another Cys to form a __bond sometimes called ________. The formation of this covalent bond is a reaction. a. O b. disulfide, cystine, oxidizing c. disulfide, cysteine, reducing d. disulfide, cystine, dehydration O e. peptide, polypeptide, oxidizing peptide, polypeptide, condensationarrow_forwardThe coiling of the protein chain backbone into an alpha helix is referred to as the _____ structure Select one: a. secondary b. quaternary c. tertiary d. primaryarrow_forwardThe genetic code is defined as a series of _______________ in _______________. (a) anticodons; tRNA (b) codons; DNA (c) anticodons; mRNA (d) codons; mRNA (e) codons and anticodons; rRNAarrow_forward
- Which amino acids are most likely found in the transmembrane portion of an alpha helix? a. Lysine b. Phenylalanine c. Aspartate d. Glutamate e. All of themarrow_forwardWhich of the following sequences is most likely to form an unstructured loop in a protein structure? A. GPGGGGGPGGG B. VEELLSKVKQLADA C. KVDFHVNDVEVKMHarrow_forwardNevaeh Kendall BIOL 101 - Extra Credit Transcription and Translation To receive full credit, you must have this handout completed and submit on Monday, December 4, 2023, at the beginning of class. You should complete the McGraw Hill Connect Reading for Chapter 25. DNA->>> Strand (a) DNA (coding) 1. If the sequence of a DNA strand is AAT CGTCTAAGGCC, then the complementary sequence has the following sequence: 2. Complete the following diagrams illustrating. DNA (template) mRNA Transcription to mRNA tRNA amino acid Translation - Amino Acids Chain to tRNA A T G G Protein Synthesis T T G d T A A ဝဝဝဝဝဝဝဝဝဝဝဝဝဝ T A оооо 5 66 d 8890 889 oggoggage ооarrow_forward
- The following sequence represents triplets on DNA:TAC CAG ATA CAC TCC CCT GCG ACT a. Give the mRNA codons and tRNA anticodons that correspondwith this sequence, and then give the sequence of amino acids inthe polypeptide.b. Provide a differentarrow_forwardAll of the following are basic amino acids, except_ A. Histidine B. Arginine C. Lysine D. Glycinearrow_forwardWhich of the following describes the most likely outcome of a mutation that causes a sin- gle amino acid to be removed from a protein subunit? A It will affect the primary, secondary, and tertiary structures of the protein. B с D It will affect the secondary and tertiary structures of the protein but not the primary structure. There will be no observable effect on the structure of the protein. It will change the primary structure of the protein without affecting other structures in the protein.arrow_forward
- _______ link together amino acid monomers in proteins. A. Peptide bonds B. Nucleic acid bonds C. Liquid bonds D. Carbohydrate bondsarrow_forwardChoose the answer that has these events of protein synthesis in the proper sequence. 1. A TRNA binds to the A site. 2. A peptide bond forms between the new amino acid and the growing polypeptide chain. 3. TRNA vacates E site as the next tRNA binds to the A site. 4. Both ribosomal subunits have bound, and the first TRNA is in the P site. 5. TRNA translocates to the P site, as upstream tRNA translocates to E site. O 4, 1, 3, 2, 5 ) 1, 3, 2, 4, 5 4, 1, 2, 5, 3 2, 4, 5, 1, 3 5, 4, 3, 2, 1arrow_forwardWhich of the following statements are correct? explain your answers.A. An individual ribosome can make only one type of protein.B. All mRNAs fold into particular three-dimensional structures that are required for their translation. C. the large and small subunits of an individual ribosome always stay together and never exchange partners.D. ribosomes are cytoplasmic organelles that are encapsulated by a single membrane.E. Because the two strands of DNA are complementary, the mRNA of a given gene can be synthesized using either strand as a template.F. An mRNA may contain the sequence ATTGACCCCGGTCAA.G. the amount of a protein present in a cell depends on its rate of synthesis, its catalytic activity, and its rate of degradation.arrow_forward
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