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Notes - Kawameeh Middle School
Notes - Kawameeh Middle School

After completing the onion root tip microscope lab, in which you
After completing the onion root tip microscope lab, in which you

... Online Onion Root Tip Lab After completing the onion root tip microscope lab, in which you viewed the actual cells to see the different phases of mitosis for yourself, you will use the Project Biology website to do an online onion root tip lab. In this lab you will compare the amount of time spent i ...
Cells - Red Hook Central School District
Cells - Red Hook Central School District

... • The 4 main elements that all living organisms are made of include: Carbon, Hydrogen, Oxygen and Nitrogen • Organic – describes molecules that contain both carbon and hydrogen • Inorganic – Does not contain both Carbon and Hydrogen ...
7th Grade Review - pams
7th Grade Review - pams

... removal, growth, irritability, and reproduction. • Cell theory: a. All organisms are made of cells b. Cells are the basic unit of life. c. Cells come from other cells ...
UNIT 1: Reproduction
UNIT 1: Reproduction

... o Vacuole – filled with an aqueous solution of ions; function in storage and waste disposal. o Mitochondrion – the cell energy transformers, converting chemical energy into ATP. The number in a cell depends on its metabolic activity. o Cytoplasm – A watery solution containing dissolved substances, e ...
Guided Notes The Cell
Guided Notes The Cell

... Chloroplasts =“Solar Cells of Plants”  Synthesize Sugar from Sunlight (Photosynthesis)  Stacked grana and thylakoid membranes filled with chlorophyll (green pigment)  Energy stored via the Calvin (Dark) Cycle using carbon dioxide to form sugar Vacuoles = “Water Tower in Plants” ...
Prokaryotes - AP Biology Overview
Prokaryotes - AP Biology Overview

... o Gram positive – simple cell wall with LOTS of peptidoglycan o Gram negative – complex cell wall with little peptidoglycan  More pathenogenic and disease causing – can be resistant to antibiotics ...
Document
Document

... 1. genetic material – in a nucleoid or nucleus 2. cytoplasm – a semifluid matrix 3. plasma membrane – a phospholipid bilayer ...
Stem Cells: Developing New Cures
Stem Cells: Developing New Cures

... Have students view the Feature and read the synopsis. Use the following to guide a class discussion. ( You may want to have students watch the video a second time.): • What is an embryonic stem cell? (Answer: A stem cell derived from the inner cell mass of a very early human embryo) • What is so uni ...
7th Grade Geography Assessment Task 1
7th Grade Geography Assessment Task 1

... chloroplast (grana, stroma, thylakoid), free ribosomes, ribosomes, golgi apparatus, cytoskeleton, cell wall plasma membrane, vacuole with cell sap, nucleolus & nucleus. Students must compare & contrast a prokaryotic and eukaryotic cell using diagrams, illustrations. Student will give a complete desc ...
File
File

... Nucleus • Control center of the cell • Contains DNA • Usually one per cell ...
Interphase Prophase Metaphase
Interphase Prophase Metaphase

... *Interphase *Mitosis *Cytokinesis ...
Flushing High School
Flushing High School

... 9. cytoskeleton: ________________________________________________________________ i. microfilaments: ________________________________________________________ ii. microtubules: _________________________________________________________ iii. centrioles: _________________________________________________ ...
nonspecific_and _specific_body_defenses
nonspecific_and _specific_body_defenses

... Brings nutrients in blood to injured site ...
Slide 1
Slide 1

... Collagen is one of the more important structural proteins in the body being of particular importance in connective tissues by providing their durability. As such, knowledge of at least the amonunt of collagen in a particular tissue is essential for the complete understanding of the structural and me ...
Cells - wwphs
Cells - wwphs

... organisms, like bacteria, are only as big as a single cell. In an organism as complex as a human, there is no way you we could do everything we do and be just a single cell. We must have many different, and many different kinds of cells. ...
Tissues notes
Tissues notes

ANIMAL CELLS AND TISSUES Literacy Lesson
ANIMAL CELLS AND TISSUES Literacy Lesson

... Epithelial Tissue Epithelial tissue covers body surfaces and lines body cavities. Functions include lining, protecting, and forming glands. Three types of epithelium ...
Hyper/Hypo/Isotonic Solutions
Hyper/Hypo/Isotonic Solutions

... • a double layer of lipids makes up most of the cell membrane. ...
The Microscope
The Microscope

... • A few years later, Robert Brown , looked at plant cells and described a dark sphere at their center, the nucleus ...
exam one practice questions_answer key
exam one practice questions_answer key

... The plasma membrane is a flexible outer boundary found surrounding all cells separating the extracellular fluid from the intracellular fluid. It is composed of two layers of phospholipids arranged so that the fatty acid portion faces inward shielded from the aqueous environments on either side. The ...
SOL_5.5_Living_Systems
SOL_5.5_Living_Systems

... Cell membrane – An animal cell’s thin outer covering Vacuole – storage space for food, water and wastes. Animal cells have more vacuoles than plant cells but ...
ExamView Pro - Final Exam review sheet #3.tst
ExamView Pro - Final Exam review sheet #3.tst

Cells Definitions Chapter 7
Cells Definitions Chapter 7

... 10. Prokaryote – Cells that lack membrane bound organelles 11. Eukaryote – Cells that have membrane bound organelles 12. Nucleus – The control center of the cell which contains DNA in the form of chromatin 13. Robert Brown – Person credited with the discovery of the nucleus 14. Rudolf Virchow – Per ...
Scratching the surface of a rainbow
Scratching the surface of a rainbow

... With the skinbow system, we showed that regeneration of skin can be dissected into the most basic building block (i.e. cells), and each cell can be accurately monitored at the population level as regeneration takes place (Chen et al., 2016). Our findings identified diverse cell behaviors in response ...
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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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