BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 18, Problem 10SA
A ribozyme consists of ___________.
| a. clay | c. DNA |
| b. lipids | d. RNA |
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______________ function in the collection, packaging, and distribution of molecules made in the cell.
a.
mitochondria
b.
ribosomes
c.
golgi bodies
d.
peroxisomes
Ribosomes are often the target of antibiotics used to control bacterial infections. Despite also containing ribosomes, eukaryotic cells are unaffected by antibiotics because of _____________________
A. Eukaryotic cells' ability to avoid uptake of antibiotics
B. Structural differences between eukaryotic and prokaryotic ribosomes
C. The nuclear envelope that protects the ribosomes from antibiotics
D. Functional differences between eukaryotic and prokaryotic ribosomes
Plant cell wall is characterized with having
A. Cellulose
B. chitin
C. Peptidoglycan
D. Glycogen
Chapter 18 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 18 - An abundance of___________ in Earths early...Ch. 18 - The first interval of Earths existence is called...Ch. 18 - The prevalence of ironsulfur cofactors in...Ch. 18 - Miller and Urey created a reaction chamber that...Ch. 18 - RNA in ribosome catalyzes formation of peptide...Ch. 18 - By one hypothesis, clay________. a. facilitated...Ch. 18 - Photosynthesis carried out by one group of...Ch. 18 - Mitochondria are most closely related to...Ch. 18 - The presence of ozone in the upper atmosphere...Ch. 18 - A ribozyme consists of ___________. a. clay c. DNA...
Ch. 18 - A rise in oxygen in Earths air and seas set the...Ch. 18 - Which of the following was not present by the end...Ch. 18 - The first chloroplasts evolved from ___________....Ch. 18 - During the Precambrian, _______. a. atmospheric...Ch. 18 - Arrange these events in order of occurrence, with...Ch. 18 - Researchers looking for fossils of the earliest...Ch. 18 - Rickettsia bacteria always live as parasites...
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- The main function of RNA is to __________________. a. Store food b. Create energy c. Break apart carbohydrates d. Build proteinsarrow_forwardMucin is a glycoprotein found in mucus that increases its viscosity. Carbohydrates are added to mucin in which of these structures? A. Cytoplasm B. Golgi Apparatus C. Nucleus D. Rough endoplasmic reticulumarrow_forward_______________________ is the molecule within a cell that actually assembles proteins from amino acids. a. An enzyme b. The nucleus c. RNA d. ALH84001 e. PAHarrow_forward
- Precursor to vitamin A.* A. Retinol B. Retinoic acid C. Carotene D. Tocopherolarrow_forward38. _______________ is non-selective type of endocytosis, transporting substances into the cell. a. phagocytosis b. pinocytosis c. receptor-mediated endocytosis d. a and b e. a and carrow_forwardA rubbery secreted matrix of proteoglycans and collagen surrounds living cells in______ . a. bone c. adipose tissue b. cartilage d. bloodarrow_forward
- What substance joins proteoglycans together into gigantic complexes called proteoglycan aggregates? These complexes can occupy very large volumes. a. hyaluronidase b. hyaluronic acid c. proteoglycase d. fibronectin e. lamininarrow_forwardCollagen represents which level of protein organization? a. Secondary b. All of the options are correct c. Tertiary d. Primary e. Quaternaryarrow_forwardWhich macromolecule is NOT digested by the lysosome? A. Proteins B. Nucleic acids C. Polysaccharides D. Phospholipids E. Nonearrow_forward
- Be patient culture is found to have growth of Graham negative bacteria what you need component of the outer membrane of Graham negative bacteria acts as an Endotoxin, causing symptoms of shock? A.phospholipid B. Lipopolysaccharide C. Cholesterol D. Proteinarrow_forwardMany connective tissues like cartilage, ligaments, tendons skin dermal layers secrete an extra cellular matrix with a very famous and common protein called A. hemotensin B. collagen C. porphyrin D. petidoglycan 3arrow_forwardchoose the combination of answers that most accurately completes the statement.Mitochondria likely originated from a. archaea b. invaginations of the cell membrane c. rickettsias d. cyanobacteriaarrow_forward
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DNA vs RNA (Updated); Author: Amoeba Sisters;https://www.youtube.com/watch?v=JQByjprj_mA;License: Standard youtube license