BIOLOGY:LIFE ON EARTH-W/ACCESS
11th Edition
ISBN: 9780134669076
Author: Audesirk
Publisher: PEARSON
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Chapter 20, Problem 2FTB
Summary Introduction
To review:
The given blank space in the statement, “prokaryotic cells are___________ (larger/smaller) than eukaryotic cells. The most common shapes of prokaryotes are ______, _____, and________.”
Introduction:
The prokaryotic cells are small in comparison to the eukaryotic cells and they exist in many different shapes. The bacilli, spherical, and cork-screw are some of the different types of shapes in which bacteria exists.
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A major difference between prokaryotes and eukaryotes is that prokaryotes
Group of answer choices
do not have a nucleus in their cells while eukaryotes do.
have a nucleus in their cells while eukaryotes do not.
have cell walls while eukaryotes do not.
are not living organisms, while eukaryotes are.
are autotrophs while eukaryotes are not
Which of the following statements about the two domains of prokaryotes is NOT true?
Group of answer choices
the lipid composition of the plasma membrane in archaebacteria is different from eubacteria
of the two groups, eubacteria are more closely related to domain eukarya
eubacteria includes the proteobacteria, chlamydia and cyanobacteria
both archaebacteria and eubacteria has cell wall but archaebacteria lack peptidoglycan
Which of the following statement is NOT true about the cell wall of various organisms?
Group of answer choices
The cell wall of insects is made of cellulose
Sugar and peptidoglycan are attached to the cell wall of bacteria
The cell wall of the plants is made of cellulose
The cell wall of fungi is made of chitin
Chapter 20 Solutions
BIOLOGY:LIFE ON EARTH-W/ACCESS
Ch. 20 - The name of the process by which DNA is...Ch. 20 - Prob. 2MCCh. 20 - Prob. 3MCCh. 20 - 4. Viruses
a. are usually...Ch. 20 - Prob. 5MCCh. 20 - _______have peptidoglycan in their _____, but____...Ch. 20 - Prob. 2FTBCh. 20 - 3. Many prokaryotes use _____ to move about. Some...Ch. 20 - _____ bacteria inhabit environments that lack...Ch. 20 - 5. Prokaryotes reproduce by _____and may sometimes...
Ch. 20 - 6. The plant nutrient ammonium is produced by___...Ch. 20 - Prob. 7FTBCh. 20 - A virus consists of a molecule of ____or _____...Ch. 20 - Describe some of the ways in which prokaryotes...Ch. 20 - What are nitrogen-fixing bacteria, and what role...Ch. 20 - Describe some of the extreme environments in which...Ch. 20 - Prob. 4RQCh. 20 - What is conjugation? What role do plasmids play in...Ch. 20 - 6. Why are prokaryotes especially useful in...Ch. 20 - Describe the structure of a typical virus. How do...Ch. 20 - Describe some examples of how prokaryotes are...Ch. 20 - How do archaea and bacteria differ? How do...Ch. 20 - Prob. 1ACCh. 20 - Before the discovery of prions, many (perhaps...
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- Bacteria, Archaea, and Eukarya are three _____.arrow_forwardUnlike eukaryotic cells, prokaryotic cells ________. a. have no plasma membrane b. have RNA but not DNA c. have no nucleus d. a and carrow_forwardHow can prokaryotic cell be smaller than eukaryotic cell and still carry all the functions of life?arrow_forward
- Which of the following statements is true? a) cells do not need ribosomes if they have mitochondriab) all cells have a cell membrane but not all cells have a cell wallc) all prokaryotes are unicellular and all eukaryotes are multicellulard) cells can have either a cell membrane or a cell wall or botharrow_forwardWhich of the following is never found in prokaryotes?A. RibosomesB. DNA PolymerasesC. Golgi ApparatusD. CytoplasmE. DNAarrow_forwardWhich of these do all prokaryotes and eukaryotes share?a. nuclear envelopeb. cell wallsc. organellesd. plasma membranearrow_forward
- Which of the following is a feature of prokaryotic cells but not eukaryotic cells? DNA flagella pili cell wallarrow_forwardCompare and contrast prokaryotic cell and eukaryotic cell. Include the parts or structures peculiar or unique to the prokaryotic or the eukaryotic cells. Include the parts or structures that are common to both cells Include 5 similarities and 5 differencesarrow_forwardAll of the following are part of a prokaryotic cell EXCEPT _____. a cell wall an endoplasmic reticulum ribosomes a plasma membranearrow_forward
- Which of the following is not found in all bacterial and archaeal cells?a. cytoplasmic membrane b. a nucleoid. c.ribosomes d. flagellumarrow_forwardWhich of the following would not be found in prokaryotic cells? (a) cell wall (b) ribosomes (c) plasma membrane (d) nucleus (e) propeller-like flagellumarrow_forwardWhich of the following would not be found in a prokaryotic cell?a. chloroplastb. DNAc. nucleoidd. nucleusarrow_forward
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