Exam I Flashcards
(24 cards)
Characteristics for life
Organization
Energy use
Evolution
Cells
Protein synthesis
Homeostasis
Reproduction, growth, and development
Hierarchy
Atoms,molecules,macromolecules,cells,organisms,population,community,ecosystem,biosphere
Three domains
Bacteria
Archaea
Eukarya
Scientific method
Make obervsatuon
Ask a question
Form hypothesis
Make prediction
Design and conduct experiment
Evaluate results
How are macromolecules made
Condensation reactions
How are macromolecules broken
Hydrolysis
Roles of proteins
Enzymes
Defense
Hormones
Receptors
Storage
Structure
Transport
Genetic regulation
How many amino acids and four Main groups
20
Charged, hydrophilic
Polar hydrophilic
“Special”
Non polar hydrophobic
Type of bonds that bond proteins
Peptide linkages
Protein monomer
Amino acid
Carb monomer
Monosaccharide or simple sugar
What links carbs
Glycosidic linkages
Fat functions
Fats and oils
Phospholipids
Steroids
Stored fat
Lipid coat
Oil or wax
Bonds that form poly lipids
Ester linkages
Which fat is liquid at room temp? Which is solid?
Saturated is solid
Unsaturated is liquid
What is a good giveaway for lipid
A bunch of methyl groups or 3 six carbon rings and a five carbon one
Three types of membrane proteins
Peripheral - near membrane
Integral - embedded
Transmembrane - all the way through
Types of passive transport
Simple diffusion and facilitated diffusion
What can conduct simple diffusion
Small, non polar, hydrophobic lipids, oxygen, and CO2 or N2
Type of active transports
Uniport - one substance in direction
Symport - two different substances in same direction
Antiport - two different substances in opposite directions (NaK pump)
Parts of signal chain
Signal
Receptor
Response
Type of receiving cells
Autocrine - itself
Justactine - touching cell
Paracrine - nearby cell
Endocrine - circulatory system affecting many
Membrane receptor types
Ion channel
Protein kinase
G protein linked
What do secondary messengers do
Amplify signals
