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Biology 102 Dr. Spohn
Chapters 1-3
107
Biology
Undergraduate 2
09/19/2009

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Term
Carbohydrates
Definition
used for energy and structural support, primarily energy storage
Term
Monosaccrides
Definition
simple sugars, quick energy
Term
Polysaccrides
Definition
formed by linking simple sugars by dehydration synthesis
Term
Lipids
Definition
-Fats, oils, phospholipids, steroids,
-Insoluble in water
- Fats store energy
Term
Nucleic Acids
Definition
store genetic information
Term
DNA
Definition
two long strands of nucleotides turned into double helix
Term
RNA
Definition
shorter single strand of RNA nucleotides, representing code for one or more proteins
Term
Matter
Definition
anything that has mass or weight and occupies space
Term
Atom
Definition
smallest part of a element that still preserves quality of element
Term
Proton
Definition
Positive
Mass unit=1
Term
Neutron
Definition
Neutral
Mass unit=1
Term
Electron
Definition
Negative
No mass (very very little)
Term
Atomic #
Definition
# of protons in Nucleus(equal to the number of electrons)
Term
Mass #
Definition
# of Protons + # of Neutrons
Term
(Mass #) - (Atomic #)
Definition
# of Neutrons
Term
Iostopes
Definition
Same element, same atomic number, same protons and electrons
Different neutrons, different Atomic mass
Term
Radioisotopes
Definition
Are unstable
Emits Energy(radiation)
Emits particles
Term
Energy
Definition
capacity to do work
Term
Potential Energy
Definition
Stored energy
Term
Kinetic Energy
Definition
Energy in motion, doing work
Term
Compound
Definition
two or more atoms of different elements
Term
Molecule
Definition
is two atoms chemically bonded together
Term
Covalent Bond
Definition
Strongest
Sharing Electron between atoms
maximizing Orbitals
Term
Non Polar Covalent
Definition
Sharing of electrons is equal in covalent bond
Term
Polar Covalent
Definition
bond have a charge, unequal sharing
Term
Ionic Bong
Definition
bond between two oppositly charged( atoms of molecules)
Ex. Na+ Cl-
Term
Hydrogen Bond
Definition
bond between oppositely charged regions of molecules that contain covalently bonded hydrogen atoms
Term
water molecules
Definition
Polar Covalent
live depends on it!!!
Term
Hyrdrogen Ions
Definition
H+
Term
Acids
Definition
are H+)proton donors
Term
Base
Definition
H+(proton) acceptors
Term
pH Scale
Definition
hyrdrogen ion concentration
Term
Carbonic Acid and Bicarbonate
Definition
Buffers, natural
Term
Dehydration Synthesis
Definition
take H20 out, to link molecules together
Term
salivary Amylase
Definition
Breaks down starches complex sugars
Breaks down starches into disscarides
Term
Hydrolysis
Definition
destroy H2O molecule to break complex compound up, add water to break up
Term
Carbo: Hydrate Ratio
Definition
Always 2 carbon to 1 oxygen
Term
Oligosaccrides
Definition
short chains of monosaccrides
Dissacrides like sucrose, fructose, lactose
Term
Polysaccrides
Definition
thousands of Monosaccrides
Term
Chitten
Definition
Exoskeleton of insects, can't digest
Term
Steroids
Definition
carbon based structures
Cholesterol used to maintain fluidity
Term
Lipid Storage
Definition
2x as much storage as any other storage capacity
Term
Protein Primary
Definition
Amino Acid Sequnece
Term
protein Secondary
Definition
Alpha helix, beta pleated sheets
Term
Tertiary protein
Definition
Created by disulfide and hydrogen bonds
Polar and non polar areas created in molecule
Term
Quadernary protein
Definition
two or more tertiary protein chains
Term
Enzymes
Definition
Proteins
Function as catalysts
Facilitate Chemical Reactions
Term
Cell Structure
Definition
Smaller more efficient, Surface Area ratio
Term
Plasma Membrane
Definition
Phospholiped Bilayer
Term
Diffusion
Definition
move from high to low
Term
Channel proteins
Definition
flow freely across gradient
Term
gated Channel Proteins
Definition
Specific to molecules
Term
transport protein
Definition
Specific transports
Term
Glycoprotein
Definition
recptors( cell recognition)
Term
Receptor Protein
Definition
selectively permeable
Term
Lipid Bilayer
Definition
Phospholipids-polar head, nonpolar tail
Cholesterol- fluidity
Proteins- transport
Carbs- recognition
Term
Osmosis
Definition
diffusion in eater, through a selectively permeable membrane
Term
Passive Transport
Definition
No Energy needed, powered by concentration gradient
Term
Active Transport
Definition
energy needed, sodium potassium pump
against gradient
protein used
Term
Endocytosis
Definition
move material into cell
Term
Exocytosis
Definition
moves material out of cell
Term
Isotonic
Definition
Tonicity same, outside and inside
Term
Hypotonic
Definition
cell will swell, may burst
Term
Hypertonic
Definition
cell will shrink
Term
Ribosomes
Definition
use din protein assembly
free and membrane bound
Term
Smooth Endoplasmic Reticulum
Definition
no ribosomes, lipid syntesis
Term
Rough Endoplasmic Reticulum
Definition
ribosomes present, protein manifacturer
Term
Golgi Apparatus
Definition
Processing an distribution center
refines and packages stuff from ER
Term
Golgi Apparatus
Definition
Processing an distribution center
refines and packages stuff from ER
Term
Vesicles
Definition
storage, secretory membrane spheres
endocytes, perozisomes, lysosomes
Term
Mitochondria
Definition
makes ATP
Term
Energy Storage
Definition
fat: triglycerides, long-term in humans
Term
Glycogen
Definition
Short Term energy storage in animals
Term
Microskeleton
Definition
very very tiny tubes, largest cytoskeleton units
Term
Mircofilaments
Definition
smallest unit
Term
Cialia & Flagella
Definition
movement
Term
Centrioles
Definition
cell division process
Term
Anabolism
Definition
requires enzymes
making/assemblying large molecules
uses ATP
used in building up cell components
used in storing energy
Term
Catabolism
Definition
requires enzymes
breakdown of molecules
releases energy
used to acces energy storage
Term
Cellular Respiration
Definition
Cells us glucose and oxygennt to supply ATP
Term
3 Stages of Cellular Resp.
Definition
1: Glycolysis -2+4=2(no oxyggen, in cytoplams)
2: Krebs +2(in mitochon, Uses Oxygen)
3: Electron transport( Mitochon +32)
OVERALL makes 36 ATP
Term
Tissue
Definition
group of cells in a common function
Term
Epithelia
Definition
line body cavities, and covers surface
Term
Exocrine Glands
Definition
secrets ducts to exterior glands
Term
Endocrine glands
Definition
secret into blood stream
chemical messages throughout body
Term
Squamos
Definition
flattened cells, line vessels, lungs
Term
Cuboidal
Definition
cube shaped( lining of tubules, glandular
Term
Columnar
Definition
column shape( line respitory and disgestive tracts
Term
Connective Tissue
Definition
connects body parts to basement membrane
Term
Loose Fibrous Connective Tissue
Definition
surrounds organs
Term
Dense Fibrous Connective Tissue
Definition
tendons, ligaments, deep layer skin
Term
Elastic
Definition
surrounds stomach, bladder, maintains shape
Term
Elastic Fibrous Connective Tissue
Definition
surrounds stomach, bladder, maintains shape
Term
recticular Fibrous Connective Tissue
Definition
internal framework of soft organs(liver) and lymphatic system
Term
Cartilage
Definition
made by chrondroblasts found in lacunae
Term
Bone
Definition
inorganic matrix with calcium salts for hardness
Term
Blood
Definition
Fluid matrix of plasma, RBC, WBC, and platelets
Term
Adipose Tissue
Definition
fat cells, function is insulation
Term
Hyaline Cartilage
Definition
high protein, high collagen, at end of big bones
Term
Elastin Cartilage
Definition
Elastin in ears
Term
Fibrous Cartilage
Definition
disc in spines, matric makes it like sponge
Term
Fibrous Connective Tissue Special Functions
Definition
strength and elasticity
ex. fibroblasts, macrophage, lymphoctyes, neurophils
Term
Skeletal Muscle
Definition
moves body parts, voluntary movements
Term
Cardiac Muscle
Definition
functions hearts, involuntary, branch off
Term
Smooth Muscle
Definition
Surround hollow structures(intestines)
Term
Neuron
Definition
specialized nervous system cell(cell body, dendrites, axon)
Term
Organ System
Definition
group of organs that preform a common function
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