• Science
    inside of the nucleus. When you look through a microscope, it looks like a nucleus inside of the nucleus. It is made of RNA and protein. It does not hChromosomes - Pull up Those Genes Chromosomes are the things that make organisms what they are. They carry all of the information used to help a cell grow...
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  • essays
    A cell is capable of independent existence and can carry out all the functions which are necessary for a living being. A cell carries out nutrition, respiration, excretion, transportation and reproduction; the way an individual organism does. Unicellular organisms are capable of independent...
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  • Eukaryotic Cell Essay
    made. This vesicle or sac floats through the cytoplasm to the Golgi apparatus and is absorbed. After the Golgi does its work on the molecules inside the sac, a secretory vesicle is created and released into the cytoplasm. From there, the vesicle moves to the cell membrane and the molecules are...
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  • Uyyiuol
    folded up inside in fact increases the area of where chemical reactions can take place. The cells in the body which tend to do a lot of the work for example the muscles cells, usually have thousands of mitochondria as they need to be constantly working whereas those cells in the body which don’t tend to...
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  • Cells and Organelles
    . Only animal cells have centrosomes. Color and label the centrioles purple. Microtubules are shaped like soda straws and give the nucleus and cell its shape. Label the microtubules inside the nucleus. 1. At what level of organization does life begin? 2. What surrounds all cells? 3. What...
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  • a mitochondrion
    the lysosome. The cell is additionally protected from any lysosomal acid hydrolases that drain into the cytosol, as these enzymes are pH-sensitive and do not function well or at all in the alkaline environment of the cytosol.This ensures that cytosolic molecules and organelles are not lysed in case...
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  • science
    paychecks to money. The mall is like a cell because it holds everything inside of it. The nucleus is the mall manager because the nucleus is the one that does all the work and manages everything. The mitochondria are the food court because the mitochondrion is where the cell makes food. The...
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  • Ap Biology Study Reading Guide Chapter 6
    Education, Inc. -4- 24. What is a lysosome? What do they contain? What is the pH range inside a lysosome? A lysosome is a membranous sac of hydrolytic enzymes that an animal cell uses to digest (hydrolyze) macromolecules. The pH range inside a lysosome is acidic. 25. One function of...
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  • Cell
    What do we observe as we look through the lens? Can we draw the structures that we are able to see through the microscope, on an observation sheet? Does it look like Fig. 5.2? Fig. 5.2: Cells of an onion peel We can try preparing temporary mounts of peels of onions of different sizes...
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  • Worksheet 2
    something else 2. a) What is a difference between prokaryotic and eukaryotic cells? b) What is one significant similarity? Prokaryotic cells do not have a neucleus and Eukaryotic cells do have a nucleus. One similarity is that both are covered by a cell membrane and contain RNA as well as require...
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  • Cell City
    . Golgi – Every city needs a post office where information/mail/products manufactured within the city can be properly sorted and distributed. This may be out of the city, or within the city to its proper place so it can do what it needs to do. This is exactly what the Golgi apparatus does. Cell...
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  • Tour of the Cell Biology Paper
    about the thing that makes the cell have the support and ability to do what it does. Without it the cells would be immobile, and would fall apart. They cytoskeleton is more like a scaffolding for the cell. Although protection against wear and tear is one of its functions, it is certainly not limited...
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  • Notes
    that mitochondria and chloroplasts were originally prokaryotic cells eaten by an ancestral eukaryotic cell. The eaten cell and its host cell then evolved into a single organism. What does the cytoskeleton do for a cell? Helps support cell shape and supports cell movement. What is the...
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  • Cell Theory
    organelles, etc.) into the lysosome. Once inside, the waste is destroyed and its parts recycled. Smooth endoplasmic reticulum: The two types of ER make different building blocks for the cell. * Smooth ER is NOT attached to the nucleus and DOES NOT have attached ribosomes (thus smooth). * Smooth...
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  • Biology 101 Chapters 1-4
    products get transported from ER to the Golgi? - Vesicles Lysosomes- help digest good particles engulfed by cell. What to vacuoles do inside of plants? 1.) have digestive functions 2.) contains pigments 3.) contains poisons that protect the plant. Mitocondria- carry out cellular...
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  • Cells and Their Parts
    fence around your house, because it helps protect other things from getting inside the cell. In many cells there is a the nucleus, which was first described by Robert Brown. If a cell does or does not have a nucleus has been used by scientists to divide cells into two general categories. The two...
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  • Bio 108 Chapters 3 & 4
    lysosomes? * Macrophages move around in the body in search of foreign substances, such as bacteria or dead cells from the own body. Once those particles are eaten by the macrophage they are transported to the lysosomes, which are like the garbage disposals of these cells. 13. What are two...
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  • Ch. 1 Self esteem notes
    ” = lysosomal membranes rupture and release digestive enzymes into the cell’s cytoplasm and the cell is digested. Typically occurs in old, damaged, or worn out cells. This process is called __________________________. See Peroxisomes in figure 3.7. What role do lysosomes play in frog...
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  • Student
    Cl-, membrane is effectively impermeable to these * Most solute inside the cell (ICF) is K+, membrane is effectively impermeable to this * How? Even though they do freely cross the membrane by diffusion through channels or carriers, the cell has proteins in the membrane that pump them back...
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  • Biology
    cell. Pages 25 & 32 in text. 11. What is the role of each of the following cellular structures? Cell membrane – separates the inside of the cell from the outside and controls what goes in and out of the cell. Cytoplasm – liquid substance that contains dissolved materials. Creates chemical...
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