Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
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Textbook Question
Chapter 18, Problem 1FIB
Because there was no oxygen in the earliest atmosphere, the first cells must have derived energy by _________
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Original cells were anaerobic and prokaryotic cells
Eukaryotes evolved
Multicellular organisms evolved
Autotrophs evolved
Aerobic organisms evolved
Which of the following would have been found in an early prokaryotic cell?
a
membrane-bound organelles
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nucleus
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chloroplasts
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DNA
Biology Unit 4 Assess
Photosynthesis is the process through which an organism internally makes food by breaking down sunlight. Organisms that make food through p
Which three kingdoms have organisms that can photosynthesize?
O Kingdom Protista, Kingdom Fungi, Kingdom Plantae
O Kingdom Animalia, Kingdom Protista, Kingdom Plantae
O Kingdom Eubacteria, Kingdom Protista, Kingdom Plantae
OKingdom Fungi, Kingdom Plantae, Kingdom Eubacteria
Chapter 18 Solutions
Biology
Ch. 18.1 - How Would the experiments result charge if oxygen...Ch. 18.1 - describe a likely scenario for the origin of life?Ch. 18.1 - describe, for each step in the scenario, some...Ch. 18.2 - Uranium-235, with a half-life of 713 million...Ch. 18.2 - Scientists have identified a free living bacterium...Ch. 18.2 - describe scenarios for the major evolutionary...Ch. 18.2 - State the order in which these events occurred,...Ch. 18.3 - describe fossil evidence of the earliest...Ch. 18.3 - describe the advantages that fostered the origin...Ch. 18.3 - Prob. 3CYL
Ch. 18.4 - Prob. 1TCCh. 18.4 - Does the mudskippers ability to walk on land...Ch. 18.4 - Can ancient DNA reveal the secrets of dinosaur...Ch. 18.4 - Although it may never be possible to recover DNA...Ch. 18.4 - describe the transitions and innovations...Ch. 18.4 - describe the advantages gained by the first plants...Ch. 18.5 - Scientists have cloned a number of animal species,...Ch. 18.5 - explain how extinction has affected the course of...Ch. 18.5 - describe the likely causes of mass extinctions in...Ch. 18.6 - We might be able to more easily distinguish...Ch. 18.6 - Paleontologists recently discovered fossil...Ch. 18.6 - describe the evolutionary history of humans and...Ch. 18.6 - name and describe some characteristics of the...Ch. 18.6 - describe the key features of the most recent phase...Ch. 18.6 - The unexpected discovery that humans interbred...Ch. 18 - Almost all of the oxygen gas in todays atmosphere...Ch. 18 - Extinction a. generally does not occur except...Ch. 18 - In the endosymbiotic origin of the mitochondrion,...Ch. 18 - Which of the following does not list evolutionary...Ch. 18 - Prob. 5MCCh. 18 - Because there was no oxygen in the earliest...Ch. 18 - The molecule _________ became a candidate for the...Ch. 18 - Complex cells that contain a nucleus and other...Ch. 18 - The Sperm of early land plants had to reach the...Ch. 18 - Prob. 5FIBCh. 18 - Prob. 6FIBCh. 18 - Prob. 7FIBCh. 18 - What is the evidence that life might have...Ch. 18 - How did the origin of photosynthesis affect...Ch. 18 - Explain the endosymbiont hypothesis for the origin...Ch. 18 - Name two advantages of multicellularity for plants...Ch. 18 - What advantages and disadvantages would...Ch. 18 - Prob. 6RQCh. 18 - Prob. 7RQCh. 18 - Extinctions have occurred throughout the history...Ch. 18 - In biological terms, what do you think was the...
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- Photosynthesis carried out by one group of ________ resulted in Earths first increase in atmospheric oxygen levels. a. archaea c. protists b. bacteria d. algaearrow_forwardThe first organisms that oxygenated the atmosphere were ______. a. cyanobacteria b. phootrophic organisms c. anaerobic organisms d. allof the abovearrow_forwardCyanobacteria was responsible for the increase in oxygen levels billions of years ago. They play a decisive role in changing the earth’s environment. Explain how are Cyanobacteria related in changing the early earth’s environment which later suitable for the development of other organisms.arrow_forward
- Give two reasons why the evolution of multicellularity was important. Edit View הזחןarrow_forwardWhich of the following was not present by the end of Precambrian? a. archaea c. fungi b. bacteria d. fisharrow_forwardA rise in oxygen in Earths air and seas set the stage for the evolution of _______. a. aerobic respiration c. photosynthesis b. fermentation d. sexual reproductionarrow_forward
- Mitochondria most likely evolved from_______. a. a photosynthetic cyanobacterium b. cytoskeletal elements c. aerobic bacteria d. membrane proliferationarrow_forwardThe first forms of life on Earth were thought to be_____. a. single-celled plants b. prokaryotes c. insects d. large animals such as dinosaursarrow_forwardHere is the question: What was the likely source of the raw material incorporated into the first life forms? I believe it is carbon, but I don't know why it is carbon. What I mean is, why is carbon considered the thing that makes something alive? Why are eukaryotes and prokaryotes simply considered alive just because they have carbon. Would that mean that carbon is alive because carbon has carbon? I would appreciate an anwser because I'm really trying to understand everything I run across. I love educating myself and I'm on a quest for knowledge. Thanks guys!arrow_forward
- Which statement about spontaneous generation is false? A. It addresses the formation of living cells from previously nonliving material. B. This was a common belief for during the Middle Ages. C. Pasteur demonstrated that it does not occur under normal laboratory conditions. D. It occurs every time a new species evolves from a preexisting species. E. It apparently occurred at least once – when life on Earth began.arrow_forwardWhich sequence of events accurately describes the history of the planet (from oldest to youngest)? Eukaryotes appear, Oxygen increases in the atmosphere, Prokaryotes appear, Oxygen increases in the atmosphere, Eukaryotes appear, Prokaryotes appear Prokaryotes appear, Oxygen increases in the atmosphere, Eukaryotes appear Prokaryotes appear, Eukaryotes appear, Oxygen increases in the atmospherearrow_forwardThe first living cells on earth would most likely resemble whichof these?a. a cyanobacterium c. a gram-positive cellb. an endospore former d. an archaeonarrow_forward
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