Biology: Life on Earth with Physiology (11th Edition)
11th Edition
ISBN: 9780133923001
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
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Textbook Question
Chapter 18, Problem 3FIB
Complex cells that contain a nucleus and other organelles are called ________ cells. A compelling explanation for the origin of these complex cells is the _______ hypothesis. One observation that supports this hypothesis is that mitochondria have their own __________.
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Chapter 18 Solutions
Biology: Life on Earth with Physiology (11th Edition)
Ch. 18.1 - describe a likely scenario for the origin of life?Ch. 18.1 - How Would the experiments result charge if oxygen...Ch. 18.1 - describe, for each step in the scenario, some...Ch. 18.2 - describe scenarios for the major evolutionary...Ch. 18.2 - Uranium-235, with a half-life of 713 million...Ch. 18.2 - State the order in which these events occurred,...Ch. 18.2 - Scientists have identified a free living bacterium...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 - Can ancient DNA reveal the secrets of dinosaur...Ch. 18.4 - describe the transitions and innovations...Ch. 18.4 - Prob. 1TCCh. 18.4 - Although it may never be possible to recover DNA...Ch. 18.4 - describe the advantages gained by the first plants...Ch. 18.4 - Does the mudskippers ability to walk on land...Ch. 18.5 - explain how extinction has affected the course of...Ch. 18.5 - Scientists have cloned a number of animal species,...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 - The unexpected discovery that humans interbred...Ch. 18.6 - describe the evolutionary history of humans and...Ch. 18.6 - Paleontologists recently discovered fossil...Ch. 18.6 - name and describe some characteristics of the...Ch. 18.6 - describe the key features of the most recent phase...Ch. 18 - Extinctions have occurred throughout the history...Ch. 18 - Because there was no oxygen in the earliest...Ch. 18 - Almost all of the oxygen gas in todays atmosphere...Ch. 18 - What is the evidence that life might have...Ch. 18 - In biological terms, what do you think was the...Ch. 18 - The molecule _________ became a candidate for the...Ch. 18 - Extinction a. generally does not occur except...Ch. 18 - How did the origin of photosynthesis affect...Ch. 18 - Complex cells that contain a nucleus and other...Ch. 18 - In the endosymbiotic origin of the mitochondrion,...Ch. 18 - Explain the endosymbiont hypothesis for the origin...Ch. 18 - The Sperm of early land plants had to reach the...Ch. 18 - Which of the following does not list evolutionary...Ch. 18 - Name two advantages of multicellularity for plants...Ch. 18 - Prob. 5FIBCh. 18 - Prob. 5MCCh. 18 - What advantages and disadvantages would...Ch. 18 - Prob. 6FIBCh. 18 - Prob. 6RQCh. 18 - Prob. 7FIBCh. 18 - Prob. 7RQ
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- The mitochondria and chloroplast have small their own circular chromosomes, which is part of the evidence suggesting these organelles may have long ago been free-living prokaryotes that were brought into the cell in vesicles but not digested. True Falsearrow_forwardA cell physiologist treats a cell with a chemical that prevents entry of amino acids. Based on your understanding of the different cell organelles, predict which organelle will be affected the most.arrow_forwardMitosis is the formation of two new ______________, while cytokinesis divides the cell into two new ______________.arrow_forward
- The discovery that cells were blocks of multicellular organism is credited to:arrow_forwardA student is comparing 4 different types of cells and observed that 1 contain many more mitochondria than the other. The student should conclude that the greatest number of mitochondria is most likely which of the followingarrow_forwardThe mitochondria are to animal cells as the chloroplast are to______.arrow_forward
- Eukaryotic cells contain complex structures enclosed within complex membranes called ____________.These complex structures are called ____________that serve to perform the cell’s metabolic activity and ____________ conversionarrow_forwardWhich of the following statements is NOT true about the cell theory? a. All cells arise spontaneously. b. All cells arise from preexisting cells. c. All living organisms are made up of cells. d. Cell is the basic unit of life.arrow_forwardMichael was born with Tay-Sachs disease. Which of the following organelles in Michael’s cells lacks a specific enzyme that digests organic molecules? a. mitochondria b. lysosomes c. Golgi apparatus d. centriolesarrow_forward
- please answerarrow_forwardThe cells of all organisms divide and new cells are created out of the thin air. This is the tenet of the cell theory. True or false ?arrow_forwardScientists think that other planets may have life on it. If they found cell structures on a planet, what characteristic must these "cells" have to be considered living? (Note: more than one answer may be true, so click on all answers that apply) they must have the ability to vary their genetic information their genetic information must be passed from parent to offspring they must have nucleotides to replicate they must have mitochondria to utilize energy for life processesarrow_forward
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