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Cell Structure and Function
Cell Structure and Function

...  Cells come only from other cells ...
Unit 3 (Cells and Transport) Review Guide
Unit 3 (Cells and Transport) Review Guide

... the scope of the information presented in lecture and your text. These review items are meant to be indicative of the possible material one might expect to see on the exam. With a set time limit of one class period, however, it is not possible to test your knowledge regarding all of the subject mate ...
Honors Anatomy, Chapter 3 Cells and Tissues Part 1: Cells Anatomy
Honors Anatomy, Chapter 3 Cells and Tissues Part 1: Cells Anatomy

... DNA segment carrying the instructions to make a ____________ 20. How do genes determine traits? ______________ proteins are major building blocks of cells Globular proteins serve as __________________ and receptors 21. How does DNA carry the information? Order of __________ determines order of _____ ...
Subcellular Organelles and Structures
Subcellular Organelles and Structures

... Liver Cell (TEM x9,400). This image is copyright Dennis Kunkel ...
Answers to Mastering Concepts Questions
Answers to Mastering Concepts Questions

... - enzymes facilitate chemical reactions; - recognition proteins on cell surfaces allow the body to recognize its own cells; - adhesion proteins allow cells to stick together; - receptor proteins bind molecules to the outside of the cell and trigger chemical reactions inside the cell 4. Cells detect ...
Common Assessment #3 Review Sheet Why is the plasma
Common Assessment #3 Review Sheet Why is the plasma

... If a plasma membrane was twice as thick as normal, would it be easier or more difficult for the molecules to move across the membrane of a cell? ...
Biological Molecules
Biological Molecules

... such as ethanol.  Saturated and unsaturated, refers to wether or not the maximum number of hydrogen bonds have been formed.  Used as an excellent energy source (more calorific than carbs) and insulation, and bouyancy in marine life. ...
CellTransport
CellTransport

... They have a “hydrophillic” head… that attracts water  And they have a “hydrophobic” tail…that repels water ...
DJ_Jeopardy
DJ_Jeopardy

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Classical pathway

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Gene Section DAB2 (disabled homolog 2, mitogen-responsive phosphoprotein (Drosophila))

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proteinszednii
proteinszednii

... • Pepsinogen is converted into the enzyme pepsin when it comes into contact with hydrochloric acid • Pepsin is the only proteolytic enzyme that digests collagen, the major protein of connective tissue ...
Organic chemistry and Biological chemistry for Health Sciences
Organic chemistry and Biological chemistry for Health Sciences

... Concentration gradient of many ions has to be maintained between cells interior and the fluid outside for the cells to function. Proteins in the membrane maintain the concentration gradient of those ions. F.example Virtually every animal cell maintains a lower concentration of Na+ and a higher conce ...
AP Biology
AP Biology

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the proposal
the proposal

... senses the binding of oxygen and transmits the information from one of its subunits to the others via physical interaction. ...
The Cell: Organelles and Functions
The Cell: Organelles and Functions

... surrounds chromatin Function: Cellular “Command Center” Difference between chromatin and chromosomes? ...
Cell communication
Cell communication

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Endocytosis - Cloudfront.net
Endocytosis - Cloudfront.net

... • Endocytosis: Process in which the plasma membrane takes in substances (2 types) – 1) Phagocytosis: when a cell engulfs a solid particle – 2) Pinocytosis: when a cell engulfs a liquid particle • Unfortunately, viruses can also enter our cells this way ...
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... 3. Stick cells down III. Moving Materials In and Out: Diffusion and Gradients A. Random Movement and Diffusion: 1. Diffusion = movement of molecules from region of higher to lower concentration 2. Concentration gradient = difference between the highest and lowest concentration of a solute; like bike ...
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... membranes surround stroma 3rd membrane system folded into flattened sacs (thylakoids) ...
keystone apr 2011 - module 1 answers
keystone apr 2011 - module 1 answers

... within the cell. Because these organelles are surrounded by their own membrane, the overall cell size can be larger because the inside of the cell is compartmentalized based on function. Part C: Prokaryotic cells and eukaryotic cells both contain ribosomes to make proteins, a plasma membrane to cont ...
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Slide 1

...  occupying the majority of the cell volume (up to ~90%).  Can be one large one or many small ones ...
Name_________________ Date_____ Cell Parts Quiz (Pre
Name_________________ Date_____ Cell Parts Quiz (Pre

... ______1. a rigid structure that encloses, supports, and protects the cells of plants, algae, fungi, and most bacteria ______2. a green organelle found in plant cells that is able to generate glucose using photosynthesis ______3. a protective layer surrounding the cell that regulates the flow of mate ...
Figure 5.1 Rapid Diffusion of Membrane Proteins The fluid mosaic
Figure 5.1 Rapid Diffusion of Membrane Proteins The fluid mosaic

... examined the movement of proteins within the cell membrane by constructing heterokaryons, cells comprised of nuclei from both mice and humans. By using fluorescent stains (red or green) that were specific either to the mouse or human proteins (antigens), Frye and Edidin observed that after 40 minute ...
organelles - La Paz Wiki
organelles - La Paz Wiki

... break down molecules into smaller ones that can be used. • If a lysosome breaks open inside the cell, it dissolves the cell itself! ...
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Signal transduction



Signal transduction occurs when an extracellular signaling molecule activates a specific receptor located on the cell surface or inside the cell. In turn, this receptor triggers a biochemical chain of events inside the cell, creating a response. Depending on the cell, the response alters the cell's metabolism, shape, gene expression, or ability to divide. The signal can be amplified at any step. Thus, one signaling molecule can cause many responses.
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