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15. What percent of a typical mammalian genome is classified as an exon? A. 0.7% B. 1.5% C. 3.2% D. 9.4% 16. Which of the following best describes a gene? A. It is usually found in euchromatin. B. It is usually found in heterochromatin C. It doesn't have a promoter. D. Only eukaryotic cells have them. 17. Where would one expect to find heterochromatin? A. In the centromere. B. In a gene being transcribed. C. In the telomeres. D. In the centrioles.

15. What percent of a typical mammalian genome is classified as an exon? A. 0.7% B. 1.5% C. 3.2% D. 9.4% 16. Which of the following best describes a gene? A. It is usually found in euchromatin. B. It is usually found in heterochromatin C. It doesn't have a promoter. D. Only eukaryotic cells have them. 17. Where would one expect to find heterochromatin? A. In the centromere. B. In a gene being transcribed. C. In the telomeres. D. In the centrioles.

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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15. What percent of a typical mammalian genome is classified as an exon? A. 0.7% B. 1.5% C. 3.2% D. 9.4% 16. Which of the following best describes a gene? AWA A. It is usually found in euchromatin B. It is usually found in heterochromatin C. It doesn't have a promoter. D. Only eukaryotic cells have them. 17. Where would one expect to find heterochromatin? A. In the centromere. B. In a gene being transcribed. C. In the telomeres. D. In the centrioles. 18. DNA is less-tightly packed in A. heterochromatin 28 ) ni sau or AMA B. telomeres C. euchromatin D. centromeres roteosonic 19. How many protein subunits make up a histone protein? A. 2 B. 4 C. 6 D. 8 20. What charge do histone proteins have? A. negative B. neutral C. positive D. magnetic atalgo 21. Where would one expect to find histone H1? A. It is outside the histone complex, but bound to the nucleosome. B. It is part of the histone complex. C. There is no histone H1. D. Histone H1 makes up the entire histone complex. lymortuan nem bo vile Sinong ay 22. Which of the following occurs during the mechanism of nuclear import? A. Ran hydrolyses GTP inside the nucleus. B. Ran-GTP causes the nuclear pore complex to open wider. C. The Ran-GTP importin complex is transported back to the cytoplasm. D. Ran is bound to GTP throughout the entire roundtrip into and out of the nucleus.
Transcribed Image Text:15. What percent of a typical mammalian genome is classified as an exon? A. 0.7% B. 1.5% C. 3.2% D. 9.4% 16. Which of the following best describes a gene? AWA A. It is usually found in euchromatin B. It is usually found in heterochromatin C. It doesn't have a promoter. D. Only eukaryotic cells have them. 17. Where would one expect to find heterochromatin? A. In the centromere. B. In a gene being transcribed. C. In the telomeres. D. In the centrioles. 18. DNA is less-tightly packed in A. heterochromatin 28 ) ni sau or AMA B. telomeres C. euchromatin D. centromeres roteosonic 19. How many protein subunits make up a histone protein? A. 2 B. 4 C. 6 D. 8 20. What charge do histone proteins have? A. negative B. neutral C. positive D. magnetic atalgo 21. Where would one expect to find histone H1? A. It is outside the histone complex, but bound to the nucleosome. B. It is part of the histone complex. C. There is no histone H1. D. Histone H1 makes up the entire histone complex. lymortuan nem bo vile Sinong ay 22. Which of the following occurs during the mechanism of nuclear import? A. Ran hydrolyses GTP inside the nucleus. B. Ran-GTP causes the nuclear pore complex to open wider. C. The Ran-GTP importin complex is transported back to the cytoplasm. D. Ran is bound to GTP throughout the entire roundtrip into and out of the nucleus.
23. To express a protein-coding gene is to some A. transcribe that gene B. make a functional protein C. transcribe and translate that gene D. make a polypeptide 24. One way a riboswitch may work is to bind to mRNA, causes the memb pod site or the ribosomal binding site to be hidden from the ribosome. A. AUG B. DJF C. NLS D. NCF 25. What does the RISC protein complex do in regulating gene expression? A. It acts as a general transcription factor. B. It phosphorylates proteins. C. It destroys complementary mRNA molecules. D. It polyubiquitinates complementary mRNA molecues. 26. Which enzyme makes small (21-22 bp) fragments of RNA to use in the RISC? A. dicer B. slicer C. pincer D. mincer 27. A naturally occurring mechanism of regulating gene expression post-transcriptionally would be A. siRNA B. miRNA C. mRNA D. tRNA 28. What can the CRISPR/Cas9 system allow biologists to do, at least in a lab setting (hint: why was it developed)? A. copy the genome B. edit the genome C. transcribe the genome D. indicate where genes are located oun en 29. Polyubiquitinated proteins are degraded in the A. lysosome B. endosome aish C. proteosome D. nucleus masigosya'adt at load (hint: "garbage disposal"). 910-SÅ SHT
Transcribed Image Text:23. To express a protein-coding gene is to some A. transcribe that gene B. make a functional protein C. transcribe and translate that gene D. make a polypeptide 24. One way a riboswitch may work is to bind to mRNA, causes the memb pod site or the ribosomal binding site to be hidden from the ribosome. A. AUG B. DJF C. NLS D. NCF 25. What does the RISC protein complex do in regulating gene expression? A. It acts as a general transcription factor. B. It phosphorylates proteins. C. It destroys complementary mRNA molecules. D. It polyubiquitinates complementary mRNA molecues. 26. Which enzyme makes small (21-22 bp) fragments of RNA to use in the RISC? A. dicer B. slicer C. pincer D. mincer 27. A naturally occurring mechanism of regulating gene expression post-transcriptionally would be A. siRNA B. miRNA C. mRNA D. tRNA 28. What can the CRISPR/Cas9 system allow biologists to do, at least in a lab setting (hint: why was it developed)? A. copy the genome B. edit the genome C. transcribe the genome D. indicate where genes are located oun en 29. Polyubiquitinated proteins are degraded in the A. lysosome B. endosome aish C. proteosome D. nucleus masigosya'adt at load (hint: "garbage disposal"). 910-SÅ SHT
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