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 18.3, Problem 2CYL
- describe the advantages that fostered the origin of multicellularity?
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Students have asked these similar questions
Which of the following applies the theory that cells are the basic unit of structure and functioning of an organism? A.) Cells undergo mitotic division B.) The flower produces seedpod C.) The red blood cell lack nuclei to carry more oxygen C.) The bats evolve a wing in ordee to fly
Please help to answer with explanation:
Cnidaria (jelly fish) have neuromuscular (nerve net) cells in their ectoderm. These cells are important in evolution because they represent cells specializing to become a) the lungs, b) the cells forming a specialized tissue. c) the first tissue to perform photosynthesis d) tall are true, e) none are true.
1.) Which of the following is not part of the early cell theory?
A)All organisms are multicellular.
B)All organisms are made of one or more cells.
C)The cell is the fundamental unit of life.
D)All cells come from preexisting cells.
2) Which of the following features is not common to all cells?
A)cell wall
B)ribosomes
C)RNA and DNA
D)cytoplasm
3) Which of the following does not describe an organism in the domain bacteria?
A)Has a typical cell size of 10-100 micrometers.
B)Is considered a prokaryote.
C)Can use a flagella to swim in fluids.
D)Contains a nucleod region.
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 respiratory system, which includes the lungs, is responsible for taking in oxygen and expelling carbon dioxide. Which characteristic of life does such action fall under? A) Reproduction B) Regulation OC) Response to stimuli D) Adaptation OE) Organizationarrow_forwardWhich observation proves that a cell is a eukaryote? A) It contains DNA B) It contains ribosomes C) It has a cell membrane D) It has DNA inside a nucleusarrow_forwardExplain founder effect.arrow_forward
- Listed are the following characteristics or functions exhibit by organisms. For each organism in the first column of the following table, check the columns that correspond to that organisms characteristics a.)Autotrophic b.)Performs photosynthesis c.)Usually motile d.)Cell division requiring cell plate formation e.)Shows alternation of generations f.)Performs cellular respiration g.)Has mitochondria h.)Reproduces sexually and asexually i.)Can adapt and acquire immunity to pathogens j.)Heterotrophic k.)Has a structure called a brain l.)Can perform mitosis m.)Eukaryotic n.)Prokaryotic o.)Has genetic materials or DNAarrow_forwardWhile how the first cells formed is still unknown, scientists suspect that the first active biological macromolecule wasa. protein.b. DNA.c. RNA.d. carbohydrates.arrow_forwardExplain why E is the correct choice. Various types of stem cells that develop from the mesoderm are involved in processes by which all cells of the protostomes and Deuterostomes obtain or regulate ions, molecules, or monomers (nutrients). Therefore, these cells will perform which of the following processes? a) Osmosis, b) active transport, c) facilitated diffusion, d) exocytosis, e) all are correct.arrow_forward
- The multicellular body plan (demonstrated by the Porifera, sponges) are possible because of the evolution of specialized proteins that include? A) MEMBRANE PROTEINS (Adhering proteins) that bind the cell membranes together b)DNA c) hemoglobin d) glycogen and chitin e) chromosomes ?arrow_forwardHow is life organized?arrow_forwardListed are the following characteristics or functions exhibited by organisms. For each organism in the first column of the following table, check the columns that correspond to that organisms characteristics a.)Autotrophic b.)Performs photosynthesis c.)Usually motile d.)Cell division requiring cell plate formation e.)Shows alternation of generations f.)Performs cellular respiration g.)Has mitochondria h.)Reproduces sexually and asexually i.)Can adapt and acquire immunity to pathogens j.)Heterotrophic k.)Has a structure called a brain l.)Can perform mitosis m.)Eukaryotic n.)Prokaryotic o.)Has genetic materials or DNAarrow_forward
- The process by which an organism increases the size and/or number of its cells is called: (a) reproduction. (b) adaptation. (c) growth. (d) metabolism.arrow_forward1) A group of unspecialized embryonic cells is transplanted from a leg bud to a wing bud in a chick embryos and develops into toes. Which term best describes this phenomenon? A) Differentiation B) Determination C) Induction D) Pattern formation 2) All of the following occur in the light reactions of photosynthesis except the A) Utilization of photons B) Formation of ADP molecules C) Formation of O2 molecules D) Oxidation of water moleculesarrow_forwardWhich key feature of living organisms is best described as the transmission of DNA from parent to offspring? A.)Homeostasis B.)Growth C.)Response to changes D.)Inheritancearrow_forward
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