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107 Cards in this Set
- Front
- Back
Hydroxyl |
-OH |
|
Carbonyl |
-C=O |
|
Carboxyl |
-COOH |
|
Amino |
-NH3+ |
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Phosphate |
-PO4- |
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Sulfhydryl |
-SH |
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Lipids |
Anything we can wash out with a nonpolar solvant |
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Fats |
Triglyceride from animals and are solid at room temperature |
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Oils |
Triglyceride from plants and liquid at room temperature |
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Triglycerides |
Contains no polar (hydrophilic) groups. Store energy. Have 3 fatty acids and a glycerol molecule. |
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Saturated fatty acid |
Fatty acid no double bonds between carbon atoms |
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Unsaturated fatty acid |
Fatty acid that contains carbon atoms joined by double bonds |
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Phospholipids |
Componants of cellular membranes. When put in water it creates a phospholipid bilayer. |
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Waxes |
a lipid that is long chains of fatty acids plus various other functional groups. Generally solid and water repellent. |
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Cuticle |
Keeps water in plants on the outside of the plant. |
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Suberin |
Waxy substance used in some plant cell walls; inside of plants |
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Steroids |
Used to stabilze membranes and not to have it collapse. Also causes animal hormones. |
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Trans Fatty Acid |
unnatural; body is confused; hydrogen on opposite sides |
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Cis Fatty Acid |
natural fats; hydrogen fats on the same sides |
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Proteins |
Or polypeptides have lots of possible functions |
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Amino Acids |
the monomer of proteins and its order is determined by the DNA |
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Peptide Bonds |
A bond between carbon and nitrogen and is just like glycosidic links |
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Primary Structure |
just a line of amino acids; order of amino acids determined by DNA |
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Secondary Structure |
caused by hydrogen bonding between the amino acids; can be either beta pleated sheet or alpha helix; both are 3D |
|
Tertiary Structure |
caused by secondary structure folding on itself. The interaction from R groups lead to it and there's salt bridges between the R groups. |
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Salt Bridge |
weak bond between R groups |
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Denaturation |
when the weak salt bonds get disrupted by acid, whipping, or cooking |
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Quaternary Structure |
When tertiary structured proteins fit together like a jigsaw puzzle. |
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Secondary Metabolites |
Molecules found only in some plants |
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Alkaloids |
Nitrogenous rings; bitter tasting; profound effects of animals
Morphine, Cocaine, Caffine, Nicotine
Can be addictive, or prevent the growth of competitors through allelopathy |
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Terpenoids |
Derives from isoprene
Essential oils are for the fragrence of plants, attracts insects and warn off herbivores. |
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Phenolics |
Biggest group and includes flavenoids, lignin, and salicylic acid.
|
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Flavenoids |
Has flavor so it'll be eaten and spread |
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Lignin |
Adds compressive strength to cell walls |
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Salicylic Acid |
Anti inflammatory, antimicrobial, and anti herbivory |
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Nucleotides |
monomer of nucleic acid with a phosphate group, 5 carbon sugar, and a nitrogenous base |
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DNA |
Information storage; primary structure of proteins; has a 3d double helix that is antiparallel and complementary |
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DNA Nitorgen Containing Bases |
Adenine, Thymine, Guanine, Cytosine |
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RNA |
involved in the syntheses of proteins based on genetic info provided by DNA; 2d structure that looks like a latter |
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RNA nitrogen containing bases |
Adenine, Uracil, Guanine, Cytosine |
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ATP -> ADP |
bonding process that creates energy |
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Monosaccharide |
monomer of carbohydrates; general formula is (CH20)3 to 7
Glucose, fructose, ribose, deoxyribose |
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Dehydration Synthesis |
Bonds by taking a water molecule out |
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Hydrolysis |
Breaks bond by adding a water molecule |
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Disaccharide |
2 sugars
Sucrose: fructose and glucose Lactose: galactose and glucose Maltose: glucose and glucose
You can't absorb a disaccharide until it's broken down into a monosaccharide |
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Oligosaccharide |
3-10 sugars
Inulin: A plant that has soluable fiber. Causes gas because we can't break down fibers
Glycoproteins: In our immuse system and helps us identify bad things |
|
Polysaccharide |
More than 10 sugars
Starch: Used for energy storage through amylose (linear) or amylopectin (branched)
Glycogen: energy storage in animals and fungi
Cellulose: Plant structure molecule that holds up plants and is used in clothes
Chitin: Structure molecule in animals and fungi |
|
Robert Hooke |
Coined the term Cell |
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Anton Leeuwnhoek |
Looked at bacteria and protozoans |
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Matthias Schleiden |
Botanist that reported his obervations that all plant tissue consists of organized masses of cells |
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Theodor Schwann |
Extended Schleiden's observation to animal tissues and proposed a cellular basis for all life |
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Rudolf Virchow |
Generalized that cells can arise only from preexisting cells |
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(P) Cell Wall |
Purpose is for shape and protection
Made of sugar and proteins |
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(P) Plasma Membrane |
Purpose is to control movement into and out of cells and made out of phospholipid bilayer. Inside the cell wall. |
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(P) Necleoid |
Purpose is to have the DNA.
Has DNA in a circular or ring like shape |
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Ribosomes (70S) |
They assemble proteins into their primary structure
70S refers to their density and are always in bacterial cells. |
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Glycocalyx |
External structure that helps attach to objects such as rocks or teeth. Made out of polysaccharides. |
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Flagella |
Purpose is to help movement. Looks like a tail and is made out of protein.
|
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Frimbrae |
Purpose is to attach to soft tissues and is made out of proteins |
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(E) Plasma Membrane |
Controls movement into and out of cells; made out of phospholipid bilayer |
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(E) Cytoplasm |
Area inside of cell but not in the nucleus |
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(E) Cytosol |
The liquid in the cytoplasm. The site of many chemical reactions. |
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(E) Organelles |
Small organs that are membrane bound structures |
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Nucleus |
Contains the DNA of the cell |
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Nuclear membrane |
membrane that surrounds the nucleus
Purpose is that it limits access to the nucleus
Made out of a phospholipid bilayer |
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Nuclear Pores |
Holes in the nuclear membrane that lets large objects or molecules out of the nucleus |
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Nucleoplasm |
Area inside of the nucleus |
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Chromatin |
Fibrous material inside of the nucleus
Made of DNA and histones
Nuclear DNA is long and threadlike (NOT circular) |
|
Histones |
Organizing proteins that can be found in the chromatin |
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Nucleolus |
Where ribosomes are assembled
Ribosomes exit the nucleus through the nuclear pores |
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Plastids |
Group of organelles only in plants. Because they all have their own DNA, a plastid can change into a different plastid. |
|
Chroloplasts |
Preform photosynthesis and causes the green color.
Plasma Membranes: Inner - folded Outer - smooth
Have bacterial ribosomes and DNA |
|
ct DNA |
Choloroplast DNA |
|
Endosymbiotic Theory |
One cell at another cell a long time ago and now they work together to function |
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Which organelles have their own DNA and Ribosomes? |
Plastids and mitochondira |
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What type of DNA and Ribosomes do they have? |
Prokaryotic or circular |
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Evidence of Endosybiotic Theory |
There are bacterial cells in Eukaryiotic cells |
|
Chromoplasts |
Plastid that gives plants their color such as red, yellow, and orange. Contain ribosomes (70S) and contain their own circular DNA |
|
Amyloplasts |
Plastids that stores starch through amylose and amylopectin.
Have their own bacterial ribosomes and own DNA |
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Mitochondria |
Where ATP synthesis happens
All cells have these organelles
Two plasma membranes: outer - smooth inner - folded
Has 70S ribosomes and circular DNA |
|
mtDNA |
Mitochondria DNA |
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Glyoxysomes |
converts fats into sucrose |
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Perioxisomes |
Spherical membrane bound organelles |
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Vacuole |
stores water, sugars and proteins |
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Oil Bodies |
Droplets of oil in the cytoplasm for energy storage
Not membrane bound (not really an organelle) |
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Ribosomes (80S) |
Protein synthesis
Eukaryotic ribosomes that are not membrane bound |
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Endoplasmic Reticulum |
a membrane system that is continuous with nuclear membrane
associated with chemical production and shipping through the cytoplasm |
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Rough ER |
Covered in ribosomes (80S)
Synthesized proteins are taken into Rough ER and modified |
|
Smooth ER |
Associated with lipid synthesis |
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Golgi bodies |
synthesis of chemicals and shipping to outside the cells via transport vesicles (secretory vesicles) |
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Cytoskeleton |
internal support and shape; not membrane bound
Associated with cell division and movement
Microtubules: small tube Actin Filament: solid thread
|
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Flagella and Cilia |
Flagella is longer than Cilia
They help move and are in sperm cells of some plants |
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Cellulose |
Major component of the cell wall
Made by cellulose rosette proteins in the plasma membrane |
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Cellulose Rosette |
Moves through the membrane following the cytoskeleton |
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Micelle |
chain like cellulose molecules |
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Microfibril |
a group of micelles |
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Hemicellulose |
Holds microfibrils together like glue |
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Pectin |
Cements 2 cells together |
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Lignins |
Compressive strength in the cell wall |
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Waxes |
mostly suberin that's in the cell wall and reduces water loss
Made in the Golgi complex and is deposited by vesicles |
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Primary Cell Wall |
1st wall deposited by the cell |
|
Middle Lamella |
In the primary cell wall
2 adjoining cells that are high in pectin |
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Primary Pit Feilds |
a cluster of plasmodesmata going through the primary cell wall |
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Plasmodesmata |
holes through primary cell wall |
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Desmotubule |
small segment of ER |
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Secondary Cell Wall |
Inside of Primary
Causes the cell to not be able to increase in size
3 different layers
Cellulose fibrils are deposited in different directions for each layer |
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Pits |
Sections of the secondary wall not deposited over primary pit fields
Gaps are called pits |