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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Textbook Question
Chapter 19, Problem 10SQ
Infoldings of the plasma membrane into the cytoplasm of some ancestral cells may have evolved into the _______.
- a. nuclear envelope
- b. ER membranes
- c. primary cell wall
- d. both a and b
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Chapter 19 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 19 - According to the big bang theory, _______. a. the...Ch. 19 - An abundance of _______ in Earth's early...Ch. 19 - The Changing Earth Studies of ancient rocks and...Ch. 19 - Prob. 2DAACh. 19 - Prob. 3DAACh. 19 - Prob. 4DAACh. 19 - Stanley Millers experiment demonstrated...Ch. 19 - According to one hypothesis, negatively charged...Ch. 19 - The prevalence of _______ in living organisms is...Ch. 19 - Prob. 6SQ
Ch. 19 - Among prokaryotes, only the cyanobacteria _______....Ch. 19 - The evolution of _____ resulted in an increase in...Ch. 19 - Bacteria that cause the disease typhus arc close...Ch. 19 - Infoldings of the plasma membrane into the...Ch. 19 - Prob. 11SQCh. 19 - A stromatolite is a structure __________. a....Ch. 19 - Prob. 13SQCh. 19 - Evidence that Mars __________ suggests that it may...Ch. 19 - Chronologically arrange the evolutionary events,...Ch. 19 - Researchers looking for fossils or the earliest...Ch. 19 - The astronomer Carl Sagan once said, "We are made...Ch. 19 - How did the evolution of oxygen-releasing...
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- Mitochondria most likely evolved from _____________. a. a photosynthetic cyanobacterium b. cytoskeletal elements c. aerobic bacteria d. membrane proliferationarrow_forwardThe earliest cellular life forms appear to have been_____. A. Bacteria B. One-celled plants C. On-celled animals D. Viruses E. Mammalsarrow_forwardWhich of the following cellular features are common to all classes of cells? A. Presence of genetic material B. Cell division C. Photosynthesis D. Plasma membrane A, B, D only B, C, D only A, B, C only A, B. C. Darrow_forward
- Which of the following cell organelles is absent in animal cells but present in a plant cell? a. Cell wall b.Cytoplasm c. Vacuoles d. Mitochondriaarrow_forwardWhich of the following best distinguishes a prokaryotic cell from aeukaryotic cell?a. Prokaryotic cells have a cell wall, but eukaryotic cells never do.b. Prokaryotic cells are much larger than eukaryotic cells.c. Prokaryotic cells have flagella, but eukaryotic cells do not.d. Prokaryotic cells do not have a membrane-bound nucleus,but eukaryotic cells do have such a nucleus.e. Prokaryotic cells have ribosomes, but eukaryotic cells do nothave ribosomes.arrow_forward30. The ______________ are studded with ribosomes and thus, are involved in protein synthesis, a. inner nuclear envelope b. outer nuclear envelope c. rough endoplasmic reticulum d. a and b e. b and carrow_forward
- A cell has the following molecules: water, nucleic acids (DNA), proteins, enzymes, lipids, chlorophyll, and carbohydrates. This cell could be from ___. A. a plant B. an animal C. a bacterium D. All of the given choicesarrow_forwardWhich of the following consist of protoplasm?A. Nucleus + cytoplasm B. Liquid substance present in the nucleus - nucleoplasmC. Ribosomes+ nucleusD. Mitochondria+ nucleusarrow_forwardFor items 6-15 choose the letter of the best answer. No more explanations. 6. How does a cell wall functions as protection for the cell? A. It protects the cell from insects. B. It controls passage of substances C. It maintains cell shape during excess water in cells D. It contains genetic material 7. It is an organelle for assembling ribosomes with genes for rRNA synthesis. A. Chromosomes B. Mitochondria C. Nucleolus D. Ribosomes 8. Why do phospholipids tend to organize into a bilayer in an aqueous solution? A. it hides its tail from water B. It hides its tail like a dog C. It arranges itself like a comb D. Its saturated fatty acids are straight 9. Which of the following matches with a microtubule's function? A. Cellular respiration B. Digestion C. Movement D. Photosynthesis 10. Which structure clearly distinguishes a eukaryote from a prokaryote? A. Chloroplast B. Flagella C. Nucleolus D. Vacuole 11. Which organisms have the smallest size of cells? A. Animals B. Humans C.…arrow_forward
- According to the endosymbiotic theory, _____ were/was originallyphotosynthetic bacteria.a. ribosomesb. chloroplastsc. mitochondriad. the nucleusarrow_forwardOne piece of supporting evidence for the endosymbiotic theory for the origin of eukaryotic cells is thata. eukaryotic cells have internal membranes.b. mitochondria and chloroplasts have their own DNA.c. Golgi bodies and endoplasmic reticulum were present in ancestral cells.d. the nuclear membrane could only have come from another cell.arrow_forwardThe three major parts of a cell are____________________ . a. the nucleus, the nucleolus, and the nuclear envelope b. the nucleus, cytoplasm, and the cell membrane c. a nerve cell, an epithelial cell, and a muscle cell d. endoplasmic reticulum, Golgi apparatus, and ribosomes.arrow_forward
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