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Online Mitosis Lab - hrsbstaff.ednet.ns.ca
Online Mitosis Lab - hrsbstaff.ednet.ns.ca

... Or click on the link called “Mitosis Online Lab Activity” on Ms. Maier’s webpage under Grade 9 Science. Step 1: Read the introduction. Step 2: Click “Begin Assignment” Step 3: Follow the directions on the page. Answer all questions on this assignment sheet as you complete each section. Part 1 1) Can ...
Cell Notes Part 1 & 2
Cell Notes Part 1 & 2

... 2. Organ System 3. Organ ...
Basics of Cell Culture
Basics of Cell Culture

... • The list of different cell types which can be grown in culture is extensive. For applications the commonly used cells and regularly updated list of commercially available cell stocks are available through : ...
Cell Structures and Functions
Cell Structures and Functions

... mitochondria and chloroplasts were formerly small prokaryotes and they began living within larger cells. ...
1 - Cell Theory
1 - Cell Theory

... of one or more cells. 2. Cells are the basic unit of structure and function in an organism (they are the smallest unit that can perform life functions). 3. Cells come from the reproduction of existing cells (cell division). Why is the Cell Theory called a Theory and not a Fact? ...
Lab 4-The Cell
Lab 4-The Cell

... ______________________________________________________________________ Is the cell you are modeling an animal-like cell or a plant-like cell? ...
Prokaryotes
Prokaryotes

... obtain their energy through photosynthesis • significant component of the marine nitrogen cycle and an important primary producer ...
Cell-transport-reading-and
Cell-transport-reading-and

... Homeostasis All living things, from single cells to entire organisms, have mechanisms that allow them to maintain stable internal conditions. Without these mechanisms, organisms can die. For example, a cell’s water content is closely controlled by taking in or releasing of water. A cell that takes i ...
Lecture The Plant Cell and Physiological Processes
Lecture The Plant Cell and Physiological Processes

... 3For some herbicides the specific cellular mode of action is unknown (not uncommon for some pharmaceuticals as well) 3In most cases, herbicides in the same chemical family will have the same mode of action (there are a few exceptions) ...
Cells Are Us! By Cindy Grigg 1 Did you ever stop to think what your
Cells Are Us! By Cindy Grigg 1 Did you ever stop to think what your

... Think about building something with plastic blocks. The blocks have different shapes and are different sizes. They look different from each other. Each type of block has a different job, but when you put them all together, you can build a castle! Like the castle, our bodies are made of many differen ...
Name: Period: Date: Transport Worksheet Review
Name: Period: Date: Transport Worksheet Review

... 1. The movement of ANY substance from an area of high concentration to an area of lower concentration is termed as _________________ __________________. 2. _____________________ _________________________ is the movement of substances across the cell membrane with the use of energy. 3. Water passes i ...
Supplemental Materials and Methods Cell Lines and Cell Culture
Supplemental Materials and Methods Cell Lines and Cell Culture

... concentration was selected based on preliminary studies determining the lowest concentration needed to significantly inhibit tumor cell proliferation. Oxymatrine (Sigma) 1-mg/ml (3.7 mM) was added 24 hours after cell seeding and was replaced with fresh drug every 4 days. Oxymatrine concentration was ...
Plasma Membrane: Structure and Function
Plasma Membrane: Structure and Function

...  Lipids move quicker than proteins ...
Bacteria and Viruses
Bacteria and Viruses

... • DNA is copied • New cell membrane and new cell wall sections are made • Cells separate ...
Introducing the Cell
Introducing the Cell

... sent to a lysosome and kept out of the game for 30 seconds before you can be "recycled" and return to the game. If you are sent to a lysosome, you must stay with that person until you are "recycled". (2) Ribsomes can only work on one protein at a time with the help of one mRNA molecule and the tRNA ...
Cell Structures and Functions
Cell Structures and Functions

... defence mechanism, as their digestive enzymes destroy the invading bacteria after being engulfed by the white blood cells, this also results in the death of the white blood cells, the result is the formation of pus which consists of dead cells, fluid and protein fragments. ...
Welcome to the Living Environment
Welcome to the Living Environment

... organelles that perform specific jobs.  Organelle: specialized structure that performs the life activities within the cell.  Organelles are just like organs such as the heart and lungs  The are the organs of the cell. ...
The Animal Cell
The Animal Cell

... Mitochondria The mitochondria are known as the powerhouses of the cell. They are the organelles that act like a stomach and small intestine which take in nutrients, breaks them down, and creates energy for the cell. The process of creating that energy is known as cellular respiration. The mitochond ...
The Cell
The Cell

... • Receives proteins from the ER (packaged in vesicles) then packages, processes, and distributes them to the rest of the cell • The “post office” of the cell ...
In PLANT CELLS… - Laurel County Schools
In PLANT CELLS… - Laurel County Schools

... and takes in material from its enviroment….. Taking in materials by means of infolding, or pockets of the cell membrane.  Some cells take in large molecules, groups of molecules, or even whole cells.  Materials do not pass through the membrane…it engulfs the materials ...
Notes #12 PPT - Duplin County Schools
Notes #12 PPT - Duplin County Schools

... function in living things. 3. New cells are produced from existing cells. ...
The Cell Cycle
The Cell Cycle

... damaged cells. Think back to the last time you scraped your knee or got a cut. • Your body’s healing process involves creating new skin cells from your already existing cells. Under your scab, your existing skin cells will divide my mitosis and cytokinesis, creating new skin that will fill the gab c ...
Cell membrane
Cell membrane

... unique as fingerprints(指纹). They play an important role in organ transplants. If the marker proteins on a transplanted organ are different from those of the original organ the body will reject it as a foreign invader. ...
Biology 218 – Human Anatomy - RIDDELL
Biology 218 – Human Anatomy - RIDDELL

... Plant cells are usually larger than animal cells, because they store extra glucose as starch. Animal cells have centomeres but plant cells do not. Animal cytokinesis involves cells pinching off, but plant cells form a cell plate/wall. One of the primary differences between animal and plant cells is ...
Hematopoiesis: Stem Cells
Hematopoiesis: Stem Cells

... Because of their high level of self-renewal, stem cells are particularly good targets of leukaemic transformation. Unlike normal haematopoiesis, where signalling pathways that have been proposed to regulate self-renewal are tightly regulated (top), during transformation of stem cells, the same mecha ...
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Extracellular matrix



In biology, the extracellular matrix (ECM) is a collection of extracellular molecules secreted by cells that provides structural and biochemical support to the surrounding cells. Because multicellularity evolved independently in different multicellular lineages, the composition of ECM varies between multicellular structures; however, cell adhesion, cell-to-cell communication and differentiation are common functions of the ECM.The animal extracellular matrix includes the interstitial matrix and the basement membrane. Interstitial matrix is present between various animal cells (i.e., in the intercellular spaces). Gels of polysaccharides and fibrous proteins fill the interstitial space and act as a compression buffer against the stress placed on the ECM. Basement membranes are sheet-like depositions of ECM on which various epithelial cells rest.The plant ECM includes cell wall components, like cellulose, in addition to more complex signaling molecules. Some single-celled organisms adopt multicelluar biofilms in which the cells are embedded in an ECM composed primarily of extracellular polymeric substances (EPS).
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