BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 20, Problem 11SA
Summary Introduction
Introduction:
In some organisms such as algae, there are two multicellular stages in a life cycle, which is referred to as the alternation of generation. The life cycle of algae includes two phases- the sporophyte and the gametophyte.
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Spores released from a mushroom’s gills are_____ . a. flagellated c. dikaryotic b. produced by mitosis d. haploid
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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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- The mycelium of a multicelled fungus is a mesh of filaments, each called a_______ . a. septa b. hypha c. sporearrow_forwardMycelium is a mass of conidia. A. True B. Falsearrow_forwardWhen fungal hyphae meet in sexual mating, they first fuse their cytoplasms, and then later undergo a. Plasmogamy b. Karyogamy c. Cytogamy d. Ribosogamy e. Chomosogamyarrow_forward
- Fungi would best be described as having which of the following life cycles? A. diploid-dominant B. alternation of generations C. gametophyte dominant D. haploid-dominantarrow_forwardConjugation between two Paramecia produces ________ total daughter cells. a. 2 b. 4 c. 8 d. 16arrow_forwardTo reproduce sexually, two ciliates join and_______ . a. infect cells c. emit light b. form spores d. exchange micronucleiarrow_forward
- A scientist is interested in genetically engineering a fungus to hinder its reproductive process so that it does not spread fast. Which process should be disrupted to hinder fungal reproduction? A. Mycelium formation B. Nutrient absorption C. Septa formation D. Spore formation E. None of thesearrow_forwardWhich of the following is NOT an example of a fungal spore? A. Zoospores B. Condia C. Endospore D. Basidiosporesarrow_forwardBasidiomycota is a division of the Kingdom Fungi. They include groups such as mushrooms, and reproduce sexually through the formation of cells called basidia. Which of the following rows identifies Process 1 and Process 3 in the life cycle shown in the diagram? Select one: a. Process 1 Process 3 Meiosis Mitosis b. Process 1 Process 3 Mitosis Mitosis c. Process 1 Process 3 Meiosis Meiosis d. Process 1 Process 3 Mitosis Meiosisarrow_forward
- The hyphae of____ have no cross-walls. a. zygote fungi c. club fungi b. sac fungi d. all of the abovearrow_forwardWhich phase of a fungal life cycle is best adapted to growing in ahost’s body?a. yeast b. hyphal c. conidial d. filamentousarrow_forward_____are fungi that live as intracellular parasites. a. Glomeromycetes c. Microsporidia b. Chytrids d. Club fungiarrow_forward
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