WHAT IS LIFE? A GUIDE TO BIO 3E+LAUNCHPA
3rd Edition
ISBN: 9781319103316
Author: PHELAN
Publisher: Macmillan Higher Education
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Chapter 13, Problem 12MC
Summary Introduction
Introduction:
According to the evolutionary history, protists are the most primitive eukaryotic organisms.
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a salt water protist is placed in fresh water. Which of the following events would most likely occur?
a.) the cell would shrink
b.) the cell would remain the same (no change in shape)
c.) the cell would start to cry
d.) the cell would swell
e.) an increase in the action of its cilia
As a taxonomic category, Protozoa is a/an…
A) ... order.
B) ... kingdom.
C) ... class.
D) None among the other choices
E) ... phylum.
Which of the following is correct regarding multicellularity?
a) All protists are unicellular organisms
b) Colonies of bacteria are considered multicellular organisms
c) It arises from endosymbiosis
d) In animals, multicellularity involved the evolution of a new sequence domain
in proteins called cadherins that allow cells to attach to one another
e) Multicellularity evolved only once in all eukaryotes
Chapter 13 Solutions
WHAT IS LIFE? A GUIDE TO BIO 3E+LAUNCHPA
Ch. 13 - Prob. 1SACh. 13 - Prob. 2SACh. 13 - Prob. 3SACh. 13 - Prob. 4SACh. 13 - Prob. 5SACh. 13 - Prob. 6SACh. 13 - Prob. 7SACh. 13 - Prob. 8SACh. 13 - Prob. 9SACh. 13 - Prob. 10SA
Ch. 13 - Prob. 11SACh. 13 - Prob. 12SACh. 13 - Prob. 13SACh. 13 - Prob. 14SACh. 13 - Prob. 15SACh. 13 - Prob. 16SACh. 13 - Prob. 17SACh. 13 - Prob. 18SACh. 13 - Prob. 1MCCh. 13 - Prob. 2MCCh. 13 - Prob. 3MCCh. 13 - Prob. 4MCCh. 13 - Prob. 5MCCh. 13 - Prob. 6MCCh. 13 - Prob. 7MCCh. 13 - Prob. 8MCCh. 13 - Prob. 9MCCh. 13 - Prob. 10MCCh. 13 - Prob. 11MCCh. 13 - Prob. 12MCCh. 13 - Prob. 13MCCh. 13 - Prob. 14MCCh. 13 - Prob. 15MCCh. 13 - Prob. 16MCCh. 13 - Prob. 17MCCh. 13 - Prob. 18MC
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- What kingdom does Amoeba belong to: A) Plantae B) Protista C) Monera D) Prokaryotaearrow_forwardChlamydomonas should best be classified under: A) One of the Protista Kingdoms of Eukarya Domain B) Archaea domain C) Plant Kingdom of Eukarya domain D) Animal Kingdom of Eukarya domain E) Bacteria domain Explain whyarrow_forwardIn which aspect do all protozoans definitely differ from animals? a) Unicellularity b) Heterotrophism c) All of the other choices (except "None among....") d) Motility at least once across the life cycle e) None among the other choices f) Autotrophismarrow_forward
- A common feature of reproduction in Amoeba, spirogyra and yeast is that –a) They reproduce only sexuallyb) They are all unicellularc) they reproduce asexually d) They are all multicellulararrow_forwardWhich of the following statements regarding protozoa is false?a) Some protozoa lack mitochondria.b) Some protozoa contain chlorophyll.c) Some protozoa are parasitic.d) Malaria is caused by a protozoan.arrow_forwardThe concept of endosymbiosis as applied to chloroplast and mitochondria found in eukaryotes: a) is based on evidence that Chloroplasts and Mitochondria were originally prokaryotes, b) changes present day animals into plants, c) explains how chemical evolution caused the appearance of life, d) allowed chloroplasts to carry out aerobic metabolism, e) all are true.arrow_forward
- 5arrow_forwardWhich of these is an example of inductive reasoning? A) Hundreds of individuals of a species have been observed and all are photosynthetic; therefore, the species is photosynthetic. B) These organisms live in sunny regions. Therefore, they are using photosynthesis. C) If protists are all single-celled, then they are incapable of aggregating. D) If two species are members of the same genus, they are more alike than each of them could be to a different genus.arrow_forward3. A division in Eukaryotes that involves nuclear division without a cytokinesis will lead to the formation of: a) Baeocyte b) Mycellia c) Syncitium d) Myofibril e) all the above 4) All the following are critical factors in determining the effectiveness of an antimicrobial agent except: a) Population size b) Species c) Location d) pH e) Temperaturearrow_forward
- Which of these would be evidence against endosymbiosis? a) chloroplast have their own DNA O b) their structure resembles that of prokaryotes O c) the presence of one membrane O d) chloroplast resemble cyanobacteriaarrow_forward29arrow_forward12) Identify the most correct choice: a) All fungi reproduce by binary fission. Ob) Fungi are prokaryotes. c) Fungi obtain nourishment via photosynthesis. d) Fungi are eukaryotesarrow_forward
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