WHAT IS LIFE ACHIEVE ACCESS ONLY >I<
5th Edition
ISBN: 9781319487317
Author: PHELAN
Publisher: INTER MAC
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Chapter 22, Problem 1MC
Summary Introduction
Introduction:
Many multicellular organisms do not need circulatory systems, since their bodies are not complex.
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How might an increase in the body size of the larval body reduce the toxic effects of elevated atmospheric oxygen on the insect? Mark all that apply
A. Number of molecules remaining inside cell or animal body
B. Diffusion distance
C. Permeability
D. Surface area to volume of the cell membrane or animal body
E. Concentration of diffusing molecule on outside of cell or animal body
F. Thickness of cell membrane or animal body
Diseased animal cells may produce molecules thatactivate death cascades to kill the cells in a controlledmanner. Why would neighboring healthy cells also die?a. The death molecule is passed throughdesmosomes.b. The death molecule is passed throughplasmodesmata.c. The death molecule disrupts the extracellularmatrix.d. The death molecule passes through gap junctions.
a. What concept pertains to the movement of particles across the cell membrane?
A. Diffusion
B. Active transport
C. Facilitated diffusion
b.
Which respiration which happened between the blood and body tissue?
A. Internal respiration
B. External Respiration
C. Both a and b
Chapter 22 Solutions
WHAT IS LIFE ACHIEVE ACCESS ONLY >I<
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Proteins like albumin in the blood maintain water inside the blood vessels using A. Osmotic pressure B. Active diffusion C. Active transport D. Diffusionarrow_forward(30. While conducting research on Euglena, a researcher observed that the contractile vacuole ceased functioning yet the rest of the organism seemed healthy and active. Which of the following is MOST likely responsible for the cessation of contractile vacuole action? A. Moving the Euglena from a lighted to darkened environment. B. Moving the Euglena from a freshwater to a seawater environment. C. Moving the Euglena 1om a seawater to a freshwater environment. D. Lowering the pH of the medium from 7.0 to 6.5. E. Lowering the temperature of the medium from 20°C to 15°C.arrow_forwardwhat is the protein component of the contractile ring that divides the cytoplasm of animal cells during cytokinesis a. tubulin b. actin c. microtubulin d. lamin e. chitinarrow_forward
- If a cell could not properly incorporate proteins into its membrane , which of the following functions would be lost? A Synaptic transmission of an action potential B. Diffusion of oxygen from the circulatory system to interstitial fuild. C. Removal of the waste product CO2 from the cell to the interstitial fluid. O D. B And Carrow_forwardWhich is/are true of epithelial cells?a. They can only move uncharged molecules across their surfaces.b. They may have segregated functions on apical (luminal) and basolateralsurfaces.c. They cannot form tight junctions.d. They depend upon the activity of Na1/K1-ATPase pumps for much of their transport functions.e. Both b and d are correct.arrow_forwardIn which situation would passive transport not use atransport protein for entry into a cell?a. water flowing into a hypertonic environmentb. glucose being absorbed from the bloodc. an ion flowing into a nerve cell to create anelectrical potentiald. oxygen moving into a cell after oxygen deprivationarrow_forward
- 16. The cell membrane A. regulates transportation of substances into and out of cell. B. provides a watery environment. C. forms the internal framework of the cell. ____ 17. The maxilla is the A. upper arm bone. B. lower jaw bone. C. upper jaw bone. ____ 18. In phagocytosis A. large molecules are engulfed in solution. B. particles are engulfed by enfolding and enclosing the material. C. the cell absorbs the nutrients for its own use.arrow_forwardSome animals use diffusion instead of a circulatory system. Examples include: A. sponges and jellyfish B. flatworms and arthropods C. mollusks and annelids D. birds and jellyfisharrow_forwardMucin is a glycoprotein found in mucus that increases its viscosity. Carbohydrates are added to mucin in which of these structures? A. Cytoplasm B. Golgi Apparatus C. Nucleus D. Rough endoplasmic reticulumarrow_forward
- In tissues, where _______ go, water will follow due to osmosis. A. Neurotransmitters B. Proteins C. Antibodies D. Solutesarrow_forwardCell membranes can maintain a difference in electrical charge between the inte- rior of the cell and the extracellular fluid. What is this charge difference called? A. excitability B. the membrane potential C. the action potential D. the sodium-potassium pumparrow_forwardThe tigroid lysis is observed in a case of functional exhaustion of the neuron. It is resulted in decay of basophilic substance and brightening of the neuroplasma. What organelles changes do this phenomenon is associated with? a. Granular endoplasmic reticulum O b. Lysosomes O c. Neurofibrils d. Golgi apparatus O e. Mitochondriaarrow_forward
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The Cell Membrane; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=AsffT7XIXbA;License: Standard youtube license