QUESTION 20Polyunsaturated fatsa. are gas at room temperatureb. are solid at room temperaturec. have fewer hydrogen atoms than do saturated fatsO d. have no double bondse. are more characteristic of animal fats than plant fatsQUESTION 21Transcription factors includea. enhancers and repressorsb. activators and repressorsC. silencers and enhancersO d. activators, repressors, and translational factorse. promoters and insulatorsQUESTION 22Where are proteins manufactured in cells?O a. Golgi bodiesb. LysosomesC. Vesiclesd. Rough endoplasmic reticulume. Smooth endoplasmic reticulum

20. Definition: Fatty acids having more than one double bond are called polyunsaturated fatty acids…

Answered: QUESTION 20 Polyunsaturated fats a. are…

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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Similar questions

QUESTION 1 How many strands of nucleotides is RNA made of? O A. 1 O B. 2 ОС. 23 O D. 46
QUESTION 31 Which molecule is displaced when a vesicle and its target membrane fuse? OA. Water OB. Phospholipids OC. SNARES OD. DNA O E. Cholesterol QUESTION 32 Which of the following is a possible explanation as to why a transcription factor that you expressed in the cytoplasm using a plasmid stayed in the cytoplasm and did not move into the nucleus? OA. The transcription factor is lacking a nuclear localization signal. OB. The protein lacks a proteasome-targeting sequence. OC. The transcription factor is lacking a signal sequence to direct it to the ER. OD. The transcription factor is lacking a KDEL retention signal. QUESTION 33 A newly formed COPII-coated vesicle has all of the following except OA. Sar 1 OB. Clathrin OC.Sec 13/31 OD. Sec 23/24 OE. V-SNARE
QUESTION 7 For each statement below, state whether it is true of DNA, RNA, Both DNA and RNA, or Neither DNA nor RNA using the letters indicated below: a. DNA b. RNA c. Both DNA and RNA d. Neither DNA nor RNA 1. Can contain the nucleotide Uracil. 2. The nucleotides are connected via phosphodister linkages. 3. Can contain the nucleotide Adenosine. 4. Has a secondary structure that is a double helix. 5. Is a polymer that is composed of a series of amino acids.
QUESTION 5 In the Sanger method of DNA sequencing, if a dideoxynucleotide is attached, a synthesising chain will? O a. Grow quicker b. Stop growing O c. Grow slower O d. Hybridise
Question 22 The genome of SARS-COV2, which causes COVID-19, is a A single standed DNA B single stranded RNA double stranded RNA D double stranded DNA Question 23 The smooth endoplasmic reticulum does the following except to synthesize lipids B to detoxify poison to carry out translation to metabolize carbohydrates E to store calcium Question 24 Which cannot be used to differentiate prokaryotic from eukaryotic organisms? A Eukaryotic cells contain membrane-bound organelles B Prokaryotic DNA is usually circular while eukaryotic DNA is linear and packaged into chromosomes © Eukaryotic transcription includes post-processing of MRNA Prokaryotic MRNA is polycistronic, that is, it can encode more than one polypeptide E There are no extra-chromosomal genetic materials in a eukaryotic cell while prokaryotes have plasmids
QUESTION 27 Microtubules are made of tubulin. When tubulin is bound to GTP, it has a higher affinity for other tubulin molecules, so microtubules grow. When tubulin is bound to GDP, the affinity is lower so microtubules shrink. We would say that tubulin is regulated by O Ubiquitylation O Phosphorylation O Small molecule binding O Protein-protein interactions
QUESTION 8 What type of bond forms between complementary bases that holds strands of DNA to each other? O A. jonic O B. covalent O C. hydrogen D. peptide
QUESTION 49 Which step is thought to have occurred, according to endosymbiotic theory? O a. Inward folds of the plasma membrane of prokaryotes. O b. An independent prokaryotic cell was engulfed by a dependent prokaryotic cell, allowing the dependent host cell to survive with the help of the engulfed cell. O c. An independent prokaryotic cell was engulfed by another independent prokaryotic cell, after which the engulfed cell lost certain functions and became dependent on the host cell. O d. A dependent prokaryotic cell was engulfed by an independent prokaryotic cell, allowing the dependent cell to survive within the independent host cell. O e. A dependent prokaryotic cell was engulfed by another dependent prokaryotic cell, allowing each cell to survive with the help of the other.
Question 1 In prokaryotes, the sigma factor recognizes base sequences in the which facilitates RNA polymerase binding and initiates RNA synthesis. A operator B promoter c) regulatory sequence D) enhancer

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