BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Textbook Question
Chapter 4, Problem 3A
Adherens junctions, which contain cadherin, are found in all animals. Given this, which of the following predictions is most likely?
a. Cadherins would not be found in the ancestor to all animals.
b. Cadherins would be found in prokaryotes.
c. Cadherins would be found in the ancestor to all animals.
d. Cadherins would be found in vertebrates but not invertebrates.
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Which of the following statements supports the concept of the endosymbiotic theory?
A. Proteins may be trafficked within the endomembrane system.
B. Ribosomes are present in the cytoplasm of prokaryotic cells and eukaryotic cells.
C. Chloroplasts have many features in common with bacteria.
D. Mitochondria can fuse together to form larger organelles within eukaryotic cells.
Spirochetes are free-living, anaerobic bacteria that contain spiral-shaped cells.
Nematodes are roundworms that are incredibly diverse and, as a group, have
adapted to survive in all environments. Which of the following statements
accurately describes the DNA of both groups?
A. The spirochaete genome is smaller than the nematode genome.
B. Nematode DNA is circular.
C. Spirochete chromosomes are composed of just DNA while nematode chromosomes
also include specialized proteins.
D. Spirochete DNA is linear.
Which of the following statements is TRUE regarding the nucleo-cytoplasmic interaction? *
A. Nuclear genes control metabolic processes occuring in the cytoplasm.
B. Molecules in the cytoplasm cannot influence expression of genes in the nucleus.
C. Cytoplasmic transplantation experiments have provided evidence for the validity of this concept.
D. Molecules can move from the nucleus to the cytoplasm, but not from the cytoplasm into the nucleus.
Chapter 4 Solutions
BIOLOGY
Ch. 4.1 - Discuss the cell theory.Ch. 4.1 - Describe the factors that limit cell size.Ch. 4.1 - Prob. 3LOCh. 4.2 - Describe the organization of prokaryotic cells.Ch. 4.2 - Prob. 2LOCh. 4.3 - Prob. 1LOCh. 4.3 - Prob. 2LOCh. 4.3 - Prob. 3LOCh. 4.4 - Prob. 1LOCh. 4.4 - Contrast the different functions of internal...
Ch. 4.4 - Prob. 3LOCh. 4.5 - Describe the structure of mitochondria and...Ch. 4.5 - Compare the function of mitochondria and...Ch. 4.5 - Prob. 3LOCh. 4.6 - Contrast the structure and function of different...Ch. 4.6 - Prob. 2LOCh. 4.7 - Prob. 1LOCh. 4.7 - Prob. 2LOCh. 4.7 - Prob. 3LOCh. 4.8 - Prob. 1LOCh. 4.8 - Prob. 2LOCh. 4 - Prob. 1IQCh. 4 - Prob. 2IQCh. 4 - Prob. 3IQCh. 4 - Which of the following statements is NOT part of...Ch. 4 - All cells have all of the following except a....Ch. 4 - Eukaryotic cells are more complex than prokaryotic...Ch. 4 - Which of the following are differences between...Ch. 4 - The cytoskeleton includes a. microtubules made of...Ch. 4 - The smooth endoplasmic reticulum is a. involved in...Ch. 4 - Plasmodesmata in plants and gap junctions in...Ch. 4 - The most important factor that limits the size of...Ch. 4 - All eukaryotic cells possess each of the following...Ch. 4 - Adherens junctions, which contain cadherin, are...Ch. 4 - Different motor proteins like kinesin and myosin...Ch. 4 - The protein sorting pathway involves the following...Ch. 4 - Chloroplasts and mitochondria have many common...Ch. 4 - Prob. 7ACh. 4 - The smooth endoplasmic reticulum is the site of...Ch. 4 - Use the information provided in table 4.3 to...Ch. 4 - Prob. 3SCh. 4 - The protist Giardia intestinalis is the organism...
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