QUESTION 26Cholesterola. is the most common steroid in animal tissueb.has a rigid backbone of four nitrogen ringsOC. is needed to lubricate feathersO d. is needed to inhibit sexual development and maturityO e. is a lipid with a fatty-acid componentQUESTION 27What is a characteristic of the cell walls of mature plant cells?O a. LigninO b.CelluloseOC. PectinO d.A gluey matrix containing rope-like strandsO e. Glue-like polysaccharidesQUESTION 28Which of the following is an anaerobic sugar breakdown pathway that produces ATP, CO2, and ethanol?O a. Acetyl-CoA formationO b.Citric acid cycleOC. Alcoholic fermentationd. Lactate fermentationO e. Anaerobic respiration

Cholesterol is a type of steroid which is formed of 4 fused ring with hydroxyl component at C-3. It…

Answered: QUESTION 26 Cholesterol a. is the most…

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter33: The Plant Body

Section: Chapter Questions

Problem 1TYK

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QUESTION 3 Looking at the pictures of connective tissues, how does adipose tissue look like? A. Parallel collagen fibers O B. Elastic fibers OC. Contains chondrocytes O D. Hollow with nuclei pushed to the side of the cells
The product obtained from the partial hydrolysis of collagen O A. myosin B. actin O c. gelatin O D. thrombin B
49
Which is the major function of glycoproteins and glycolipids in animal cell membranes? Select one: O A. enzymes O B. cell to cell recognition O C. maintenance of membrane fluidity O D. transport O E. attachment to cytoskeleton
What is the reason we have trouble analyzing proteins in phospholipid membranes? a. They are Hydrophobic and fold into themselves during Cell homogenization Ob. There are too many proteins in the membrane and would be impossible to differentiate between them. O C. There are no proteins in phospholipid membranes. When the cell is homogenized, rogue proteins binds together to O d. create a super protein in the chaos which cannot be separated and analyzed.
Which of the following is true about plant cellulose synthesis? a.cellulose fibers are arranged in a random mesh b. cellulose synthesis is guided by the actin cytoskeleton c.cellulose synthesis occurs outside the cell d. cellulose is a polypeptide that makes up a plant cell wall Question 3 Which of the following are true about collagen synthesis? 1collagen fibers can be oriented in parallel or in alterating directions 2.collagen is synthesized by fibroblasts 3a collagen molecule is a double helix 4collagen is the most abundant protein in the animal extracellular matrix 5collagen molecules are assembled into fibers in the cytoplasm before secretion
Please me answer question 9
which of these events occur during the normal function of ATP in the cell?
41. Epithelial tissues grow rapidly through-out life for all of the following reasons except: a. these cells are shed all of the time c. these cells are exposed to "surfaces" e. all of the preceding are reasons that epithelial cells are shed through -out life. b. skin and gut lining are epithelial cells d. mutation rates are high among epithelial cells.
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1. The most abundant protein found in the extracellular matrix (ECM) is A. elastin B. keratin C. collagen D. myosin 2. One type of ECM component composed of both protein and carbohydrate would be A. lectins B. proteoglycans 17 C. integrins D. claudins 3. Which types of cells don't have an ECM, but rather have something else instead? A. epithelial cells B. connective tissue cells C. white blood cells D. plant cells 4. Which ECM component allows for elastic recoil, almost like a rubber band? mit A. keratin B. recoilin C. elastin D. collagen 5. Which biologists conducted the experiment that showed that the R strain of bacteria could be converted into the S strain through transformation? A. Griffith and colleagues B. Hershey and colleagues C. Avery and colleagues D. Chase and colleagues ulA ns as beitiazacio zi smonsa sit 6. The follow up to the experiments from the previous question showed that DNA was indeed the genetic material. How was this done? A. Digesting the RNA from the extract…
What do the cells labeled A and B have in common that is lacking in C? A. В. C. ribosomes O plasma membrane cell wall O nucleus

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