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BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 20, Problem 2SA
Deposits of shells from ancient ________ have been transformed to chalk and limestone.
a. dinoflagellates | c. radiolaria |
b. diatoms | d. foraminifera |
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Chapter 20 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 20 - All protists _______. a. lack mitochondria c. live...Ch. 20 - Deposits of shells from ancient ________ have been...Ch. 20 - The presence of a contractile vacuole indicates...Ch. 20 - Prob. 4SACh. 20 - Prob. 5SACh. 20 - Prob. 6SACh. 20 - Prob. 7SACh. 20 - Some _______ are bioluminescent and other live...Ch. 20 - Prob. 9SACh. 20 - A high concentration of oil helps _______ stay...
Ch. 20 - Prob. 11SACh. 20 - Prob. 12SACh. 20 - Prob. 13SACh. 20 - Prob. 14SACh. 20 - Prob. 15SACh. 20 - Imagine you are in a developing country where...Ch. 20 - Which groups of protists are scientists most...Ch. 20 - Water in abandoned swimming pools often turns...Ch. 20 - Melvin Calvin and Andrew Benson determined the...Ch. 20 - The protist that causes malaria evolved from a...
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- Actinomycetes are ___________ that cause _________ .a. filamentous rods, chronic granuloma infectionsb. pleomorphic bacteria, erysipeloidc. sporeformers, tooth decayd. hyphae, pseudomembranesarrow_forwardIn most_______ , an extensive dikaryotic mycelium is the longest-lived phase of the life cycle. a. chytrids c. sac fungi b. zygote fungi d. club fungiarrow_forwardDiatoms are commonly misidentified as: A. Amebic trophozoites B. Protozoan cysts C. Helminth eggs D. Entamoeba histolytica cysts E. Nematode egg Pollen grains are commonly misidentified as: A. Amebic trophozoites B. Protozoan cysts C. Helminth eggs D. Entamoeba histolytica cysts E. Nematode eggarrow_forward
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- Slime molds/moulds or mycetozoans is a broad term that applies to many fungus-like protists. a. In what sense is it appropriate to describe slime molds as “fungus animal”? b. Elaborate on the evolution of the slime molds into two distinct groups.arrow_forwardRadiolaria and diatoms have a shell of_______ . a. cellulose c. calcium carbonate b. silica d. chitinarrow_forward______are members of the phytoplankton . a. Water molds c. Diatoms b. Giant kelps d. Cellular slime moldsarrow_forward
- Identify from the list below the protists that possess two flagella, are unicellular and common members of the phytoplankton A. diatoms B. dinoflagellates C. forams D. parabasalidsarrow_forwardWhat genus of protists appears to contradict the statement that unicellularity restricts cell size? a. Dictyostelium b. Ulva c. Plasmodium d. Caulerpaarrow_forwardAll of the following are types of protozoan motility except ____. a. pseudopodia b. cilia c. flagella d. undulationarrow_forward
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