BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 22, Problem 7SA
Summary Introduction
Introduction:
All the organisms present in the environment is composed of cell. The organisms are classified into two types. These are prokaryotes and eukaryotes. Prokaryotes are the organisms that do not contain a well-defined nucleus. However, eukaryotes have a well-defined nucleus properly enclosed in a nuclear membrane. There are different types of
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What words best describes this organism?
a. Unicellular/nonmotile
Ob. unicellular/motile
c. colonial/nonmotile
d. colonial/motile
e. multicelluar
O f. siphonous
g. none of these
Identify the phylum or class.
a. Euglenophyta
b. Dinoflagellata
c. Bacillariophyceae
d. Oomycetes
e. Phaeophyceae
O f. Myxomycota
g. Xanthophyceae
○ h. Chrysophyceae
i. Dictyosteliomycota
O j. Rhodophyta
Ok. Chlorophyceaens
I. Charophyceaens
What is produced inside the indicated structure (Fucus).
a. eggs
O b. antheridia
○ c. sperm
d. zygotes
e. none of these
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- Green Algae, as a group, is actually paraphyletic with one subgroup more closely related to higher plants than the other. Which of the following green algae groups is more closely related to higher plants: a. Charophyceans b. Chlorophyceans c. Rhodophyta d. Xanthophyceansarrow_forwardA single-celled green algal genus that is motile with 2 flagella, has a cup shaped chloroplast, and an eyespot: a. Volvox b. Chlamydomonas c. Euglena d. Codiumarrow_forwardA[n] ___ is produced by members of the Myxomycota when there is a lack of moisture. a. plasmodiocarp b. aethalium c. sclerotium d. plasmodiumarrow_forward
- Which of the following is not true about the life-cycle of Fucus. a. 8 eggs per oogonium b. 64 sperm per antheridium c. eggs are flagellated d. sperm are flagellatedarrow_forwardGreen Algae, as a group, is actually paraphyletic with one subgroup more closely related to higher plants than the other. Which of the following green algae groups is more closely related to higher plants: a. Charophyceans b. Chlorophyceans c. Rhodophyta d. Xanthophyceansarrow_forwardCertain toxic terpenoids in this group is thought to deter herbivory but may also have some anti-tumor activity? a. green algae b. brown algae c. red algae d. golden algae e. none of thesearrow_forward
- In the cellular slime molds, the most common phase is: a. plasmodium b. pseudoplasmodial c. single cells as myxamoebae d. moundingarrow_forwardWhich of the following descriptive terms does not describe Hydrodictyon? a. colonial b. nonmotile c. 1 large reticulated chloroplast in each cell d. all of these describe Hydrodictyonarrow_forwardWhich of the following does not apply to Chara? a. "stoneworts" b. isogamous c. calcified walls d. apical growth with an axis and branchesarrow_forward
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