Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 9, Problem 7SQ
Summary Introduction
Introduction: The genetic information of DNA is based in the
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The main function of an mRNA molecule is to_______ . a. store heritable information b. carry a translatable message c. form peptide bonds between amino acids
tRNAs contain the ________ that interacts with mRNA.
a.
docking bay
b.
anticodon
c.
codon
In RNA, ___________ pairs with adenine.
A.Group of answer choices
cytosine
guanine
thymine
uracil
B.The main differences between introns and exon is
Group of answer choices
Exons code for amino acids and Introns do not
Introns code for RNA and exons code for DNA
Introns code for amino acids and exons do not
Introns enter the nucleus and exons leave the nucleus
Chapter 9 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 9 - A chromosome contains many different genes that...Ch. 9 - A binding .site for RNA polymerase is called a ___...Ch. 9 - An RNA molecule is typically ______; a DNA...Ch. 9 - RNAs form by_____; proteins form by ________. a....Ch. 9 - The main function of a DNA molecule is to ________...Ch. 9 - The main function of an mRNA molecule is to ___ ....Ch. 9 - Prob. 7SQCh. 9 - Prob. 1DAACh. 9 - Prob. 2DAACh. 9 - Prob. 3DAA
Ch. 9 - Prob. 4DAACh. 9 - Prob. 8SQCh. 9 - Anticodons pair with ___ . a. mRNA codons b. DNA...Ch. 9 - Up to ______ amino adds can be encoded by an mRNA...Ch. 9 - Prob. 11SQCh. 9 - Prob. 12SQCh. 9 - Prob. 13SQCh. 9 - Energy that drives translation is provided mainly...Ch. 9 - Match the terms with the best description. __...Ch. 9 - Researchers are designing and testing antisense...Ch. 9 - An anticodon has the sequence GCG. What amino acid...Ch. 9 - Each position of a codon can be occupied by one of...Ch. 9 - Prob. 4CTCh. 9 - Translate the .sequence of bases in the previous...Ch. 9 - Bacteria use the.same stop codons as eukaryotes....
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- In the genetic code ______ codons code for amino acids, while _____ are stop codons and do not code for an amino acid.arrow_forward_______is/are removed from a new mRNA. a. Introns c. A poly-A tail b. Exons d. Amino acidsarrow_forwardMost codons specify an _________ . a. protein c. amino acid b. polypeptide d. mRNAarrow_forward
- tRNA is released from the ribosome at the ________ site. P A R Earrow_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_forwardCodons are found on __________ and they contain __________ bases. a. tRNA, 4 b. mRNA, 3 c. tRNA, 3 d. mRNA, 4arrow_forward
- The portion in the tRNA that is complementary with the mRNA when the aminoacyl-tRNA reaches the A site of the ribosome is the ____________. (No points for incorrect spelling)arrow_forwardDegeneracy of the genetic code denotes the existence of which of the following? A. codons that can wobble at the 5' position B. multiple codons for a single amino acid C. codons consisting of only two bases D. base triplets that do not code for any amino acid E. codons that are not overlappingarrow_forwardTHE CODONS THAT CODE FOR THE AMIMO ACID SER (SERINE) ARE UCU, UCC,_____ AND _____arrow_forward
- Because of _____, a tRNA may recognize more thanone codonarrow_forwardC. Sequence the following steps in protein synthesis from first to last (1-6)___A. Transciptions___B. tRNA - amino acid unite link to mRNA___C. Amino acid separate from tRNA ___D. Polypeptide chain assembled ___E. mRNA links to ribosome___F. Stop codon encountered in mRNAarrow_forwardWhen a ribosome reads a codon onmRNA, it must bind to the ____________of acorresponding tRNA.a. start codonb. stop codonc. intrond. exone. anticodonarrow_forward
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