Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 22, Problem 6RQ
The first organisms that oxygenated the atmosphere were
- cyanobacteria
- phototrophic organisms
- anaerobic organisms
- all of the above
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The first organisms that oxygenated the atmosphere were a. cyanobacteria b. phototrophic organisms c. anaerobic organisms d. all of the above
The table below shows four organisms and the biological processes each uses.
Select the organisms that removes carbon from the atmosphere.
Organisms that evolved the ability to use photosynthesis radically changed Earth by producing ___________.
Group of answer choices
hydrogen
oxygen
sugar
cellulose
Chapter 22 Solutions
Biology 2e
Ch. 22 - Figure 22.8 Compared to free-floating bacteria,...Ch. 22 - Figure 22.16 Which of the following statements is...Ch. 22 - Figure 22.19 Which of the following statements...Ch. 22 - The first forms of life on Earth were thought to...Ch. 22 - Microbial mats. are the earliest forms of life on...Ch. 22 - The first organisms that oxygenated the atmosphere...Ch. 22 - Halophiles are organisms that require a salt...Ch. 22 - Many of the first prokaryotes to be cultured in a...Ch. 22 - The presence of a membrane-enclosed nucleus is a...Ch. 22 - Which of the following consist of prokaryotic...
Ch. 22 - The cell wall is ___________ . interior to the...Ch. 22 - Organisms most likely to be found in extreme...Ch. 22 - Prokaryotes stain as Gram-positive or Gramnegative...Ch. 22 - Pseudopeptidoglycan is a characteristic of the...Ch. 22 - The lipopolysaccharide layer (LPS) is a...Ch. 22 - Which of the following elements is not a...Ch. 22 - Prokaryotes that obtain their energy from chemical...Ch. 22 - Ammonification is the process by which. ammonia is...Ch. 22 - Plants use carbon dioxide from the air and are...Ch. 22 - Cyanobacteria harness energy from the sun through...Ch. 22 - A disease that is constantly present in a...Ch. 22 - Which of the statements about biofilms is...Ch. 22 - Which of these statements is true? An antibiotic...Ch. 22 - A person in England arrives at a medical clinic...Ch. 22 - MRSA has emerged as a serious infectious disease,...Ch. 22 - Which of these occurs through symbiotic nitrogen...Ch. 22 - Synthetic compounds found in an organism but not...Ch. 22 - Bioremediation includes. the use of prokaryotes...Ch. 22 - In addition to providing yogurt with its unique...Ch. 22 - Describe briefly how you would detect the presence...Ch. 22 - Why do scientists believe that the first organisms...Ch. 22 - A new bacterial species is discovered and...Ch. 22 - Mention three differences between bacteria and...Ch. 22 - Explain the statement that both types, bacteria...Ch. 22 - A scientist isolates a new species of prokaryote...Ch. 22 - Think about the conditions (temperature, light,...Ch. 22 - Farmers continually rotate the crops grown in...Ch. 22 - Imagine a region of soil became contaminated,...Ch. 22 - Explain the reason why the imprudent and excessive...Ch. 22 - Researchers have discovered that washing spinach...Ch. 22 - Your friend believes that prokaryotes are always...Ch. 22 - Many people use antimicrobial soap to kill...
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- Chloroplasts of green algae evolved from_____ . a. cyanobacteria b. archaea c. red algaearrow_forwardMitochondria most likely evolved from_____________.a. a photosynthetic cyanobacteriumb. cytoskeletal elementsc. aerobic bacteriad. membrane proliferationarrow_forwardThe production of by prokaryotes increased its atmospheric concentration and enabled more complex forms of life to evolve. (a) carbon dioxide (b) oxygen (c) nitrogen (d) all of the abovearrow_forward
- Instructions: Create a concept mapping in the Historical Development of Microbiology and write a brief explanation about it. DO NOT COPY CONCEPT MAP ON THE INTERNET I WILL GIVE BAD FEEDBACK asaparrow_forwardWhat types of organisms can produce their own food required to survive? A. Organisms that can do cellular respiration B. Organisms that have free-floating DNA C. Organisms that can do photosynthesis D. Organisms with a special enzymearrow_forwardPhytoplankton (Organism & Material) Zooplankton (Organism & Material)arrow_forward
- This domain is characterized by ancient bacteria that can live in extreme environments, such as volcanoes eukarya bacteria prokarya archaeaarrow_forwardEukaryotes formed from predatory wall-less ________ who created nuclei and incoporprated mitochondria which used to be ________. (chose one answer that fills in both lines.) Group of answer choices bacteria; chemotaxic bacteria archaeans; protozoans protobionts; cyanobacteria archaeans; aerobic bacteria 9arrow_forwardThe first cells were probably (a) photosynthetic (b) aerobes (c) anaerobes (d) a and b (e) a and carrow_forward
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