Biochemestry Test Flashcards
Makes molecules/monomers
Atoms
Make macro monomers/polymers
Molecules / monomers
Make organelles and cells
Macromolecules/polymers
Smallest unit of life
Cells
Make tissues
Cells that work together
Make organs
Tissues
The # of protons in an atom
Element
Them most common elements in living things
Carbon Hydrogen Nitrogen Oxygen Phosphorus Sulfur
Trace elements
Elements we need in small amounts
Carbon atoms
Can bond 4 other atoms
For short strong bonds
Can make double bonds
Can make long chains and rings
Which is stronger cabin chains or rings
Chains
Monomers
Single molecules that makeup all living things
Monosaccharide
Single sugars
Glycerol
Alcohol used to connect things
Fatty acids
Make fats and oils
Amino acids
Make proteins
Nucleotides
Found is nucleus
Make DNA and RNA
Monosaccharides elements
Type of carbohydrate
Made only carbon hydrogen and oxygen
Carbon/water
Examples of monosaccharides
Glucose-made by photosynthesis
Fructose-fruit sugar
Disaccharide
2 monosaccharides bonded together
Example of disaccharide
Sucrose- table sugar
Polysaccharide
Many monosaccharides bonded together
Glycerol(alcohol)
3 bonded monomers
Triglyceride
Glycerol bonded to 3 fatty acids
Fatty acid made of
Acid followed by a hydrocarbon chain
Chain of hydrogen and oxygen
Fatty acid-water
Hydrophobic
Saturated fatty acids
Straight chains
Unsaturated fatty acids
Bent chains
Rings
Amino acids made of
1Carbon 1 hydrogen An amino group nh3 An acid (Carbon oxygen oxygen hydrogen) An r group (random)
How many different R groups
20
How many amino acids
20
Are amino acids important
Some are essential
You can’t just make them you need to incorporate them in your diet
Nucleotides made of
One 5carbon sugar
Phosphate
Nitrogen containing base
5 different nitrogen bases
Guanine Cytosine Adenine Thymine Uracil
DNA nitrogen bases
Guanine
Thymine
Cytosine
Adenine
RNA bases
Uracil
DNA bases end in
Ine
Two different 5 Carbon sugars are
Ribose in RNA (OH)
Deoxyribose in DNA (H)
Largest monomer
Nucleotides
Largest monomer actually includes monosaccharide
Phosphate made of
Phosphate and oxygen
Characteristics of phosphate
Hydrophilic
Phosphate part likes water
Macromolecules this monomer can make
Phospholipid
Condensation dehydration rxn
Remove water (in form of h from one molecule and OH from another) In order to stick molecules together
Polymers/macromolecules
Monomers bordered together to make polymers
Chemical reactions that bond monomers together is condensation dehydration rxn
5 macro monomers
Polysaccharides Lipids Phospholipids Proteins Nucleic acids
Polysaccharides made up of
Made up of MANY single sugars
Carbohydrates
Polysaccharides examples
Starch - how plants store glucose
Glycogen-how animals store glucose
Cellulose- makes plant cell walls and is out fiber in our diet (fiber is indigestible)
All are made of chains of glucose
Lipids made up of
Fatty acids and glycerol
Lipids-water
Hydrophobic
Lipid examples
Fats- solid at room temp. (Saturated fatty acid) stored energy in animals
Oils- liquid at room temp. (Unsaturated fatty acid) stored energy in plants
Waxes- used to water proof
Steroids- hormones help with homeostasis
Phospholipids made of
Glycerol
2 fatty acids
1 phosphate
Phospholipids -water
Phosphate head hydrophilic
Hydrocarbon tail
Hydrophobic
Phospholipids example
Cell membrane
Proteins made of
Chains of amino acids
Protein quality
3D shape
Most muscle is protein
Most enzymes are proteins
Enzymes
Catalyze chemical reactions make the reaction in a cell run fast enough to stay alive
Nucleic acid made of
Chains of nucleotides
Examples
RNA
DNA
Chromosomes
If ribose is the sugar
RNA ( ribonucleic acid)
Takes directions from nucleus out to cell
Little copies / messages
If deoxyribose is the sugar
DNA ( deoxyribonucleic acid)
Code stores all directions for how to run the cell (stays in nucleus)
Hydrolysis reaction
Upswing water to break 2 molecules apart put water in firm of H and OH back in
Example of monosaccharides
Glucose
Fructose
Monosaccharides can make this macromolecules
Polysaccharides
Makes atoms
Sub atomic particles
Glycerol made of
Hydrocarbon chain
Glycerol characteristics
Alcohol
Bond 3 triglyceride
Glycerol can make this macromolecule
Phosolipids
Lipids
Fatty acids made up of
Hydrocarbon chain
Hydrogen
Fatty acid characteristics
Hydrophobic
Straight saturated
Bent unsaturated
Fatty acids make macromolecules
Phosolipids
Lipids
Nucleotides made of
One 5carbon sugar
Phosphate
Nitrogen containing base
Nucleotides example
DNA
RNA
Nucleotides types of bases
Guanine Cytosine Adenine Thymine Uracil
Nucleotides make what macromolecules
Nucleic acids
Amino acids made of
1 Carbon A hydrogen Amino group NH3 Acid COOH R group
Characteristic of amino acids
20 amino acids
Needed in diet
Amino acids make what macromolecules
Proteins
Biotic
Living
Abiotic
Not living
Organic
Part of or produced by living thing
Inorganic
Not and never was part of living thing
Homeostasis
Some unchanging internal environment
Stimulus
What causes response
Trace elements
Element we need in very small amounts
Monomer
Single molecule that make up all living things
Disaccharide
2 monosaccharides bonded together
Hydrocarbon
Hydrogen and Carbon chain
Carbohydrate
Only Carbon hydrogen and oxygen
Hydrophilic
Like water
Hydrophobic
Fear of water
Carboxylate group
C”o
-oh Acid
Amino group
NH3
R group
Random
Determines which of the 20 amino acids it is
Catalyst
Something that sparks chemical rxn
Speed up
Enzyme
Proteins that catalyze chemical rxn
Substrate
The reactants that an enzyme binds to
Active site
The part of an enzyme that binds to the substrate
Coenzyme
Molecule that helps enzyme
Inhibitor
Slow or stop enzymes
Essential amino acids
Need in diet
Can’t make
Need to live
Characteristics of living things
Cells Homeostasis Obtain and use energy Growth Reproduction Responds
Characteristics of living
CELLS
DNA
WATER
Characteristics of living
Homeostasis
Same unchanging internal environment
Characteristics of living
Obtain and use energy
Eat
Photosynthesis
Breath (gas exchange)
Characteristics of living
Respond
Respond to stimuli in environment
Action
Response
Redi’s experiment
Disproves maggots come from rotten meat
Spontaneous generation
1668
Spontaneous generation
Life created from no living materials
Pasteur’s experiment
Disproved microorganism come from air
Tubes
Spontaneous generation
1850
Hooke’s experiment
First cell observed
Dead cork cells
Used light microscope
1665
Van Leeuwenhoek’s
1664
Observed single called organisms in pond water
Cell theory
All organisms are made of cells
Cells come from other cells
A single cell is the smallest unit of life
Levels of organization
Sub atomic particles put together to make atoms
Atoms out together to make molecules (monomers)
Monomers out together make organelles and cell parts
Organelles and cell parts out together make cells (smallest unit of life)
Most common elements in living things
Oxygen Nitrogen Hydrogen Sulfur Phosphorus
Why Carbon forms backbone of all organic polymers
Can bond 4 other atoms
Short strong bonds
Double bonds
Long chains and rings
Which monomers and macro monomers are carbohydrates
Monosaccharides
Glycerol
Polysaccharides
Primary structure of proteins
Chain of amino acids
Secondary structure of proteins
Fold of amino acids
Chains of amino acids folded over
Held together by weak hydrogen bonds
Hydrogen bonds break if the get to hot
Tertiary structures of proteins
3D shape formed
Denatured
Change of 3D structure
Do to heat breaking hydrogen bonds
Enzymes are specific
Only do one kind of job with certain processions
Rate of reaction
Concentration of enzymes
Temperature
PH to high or to low
Ion concentration to high or to low
Concentration of enzymes
⬆️concentration ⬆️rate
Temperature
⬆️temperature ⬆️rate
Unless
To hot then denaturalization occurs
PH
Ph to high or to low rate⬇️
Ion concentration
Ion concentration to high or to low rate⬇️
Homeostasis examples
Solute concentration Ion concentration (electro lights) Ph Temperature Makes sure enzymes can work fast enough
Why is the reaction that puts two monosaccharides together called dehydration condensation reaction
They are called this because water is removed
Why is the reaction that takes disaccharides apart called hydrolysis reaction
Because a water molecule is broken in the process
Glycogen
Animal starch
Animals store glucose
What is glycogen made of
Glucose
What is cellulose made of
Straight chain glucose molecules
What are fats made out of
Fatty acid and glycerol
Hydrocarbon
Hydrogen and Carbon
Why are triglycerides(fats) not attracted to water
Hydrophobic hydrocarbon tail
How is phospholipids different from other lipids
Instead of 3 fatty acid it uses 2 and a phosphate
What part of phospholipids is hydrophobic
Hydrocarbon tail
What part of a phospholipid is hydrophilic
Phosphate
What are waxes
A long chain alcohol and a long chain fatty acid