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67 Cards in this Set

  • Front
  • Back

Polymers are long molecule chains made out of

Monomers

How many classes of organic molecules are there?

Four



What three Organic Molecule classes are polymers?

Carbohydrates




Proteins




Nucleic acids

Polymers are made through________

Dehydration reactions

Two monomers bonded together through the loss of a monomer is called a

Dehydration Reaction

Polymers are broken down or disassembled through a

Hydrolysis reaction

What are enzymes?

Macromolecules that speed up dehydration process

Carbohydrates serve as ____ and _____

Fuel, Building Material

Simple Carbohydrates are called

Simple Sugars, Monosaccharides



What is included in Carbohydrates?

Sugars/Polymers of sugars

The molecular formulas of simple sugars are multiples of

CH2O

The most common Monosaccharide is

Glucose

Monosaccharides are Classified by two things

Location of carbonyl group




# of carbons in carbon skeleton

Monsaccharides are

Major fuel, building blocks

Glycosidic linkage forms

Disaccharides

Two monosaccharides joined in a dehydration reaction is called

Glycosidic Linkage

What is the role of Polysaccharides?

Storage and Structure



Plants store surplus sugars in the form of

Starch/Polysaccharides

Storage Polysaccharides in animals is called

Glycogen

Hydrolysis of Glycogen creates

Glucose

Celluose is the major component of the ____ of plants

Cell wall

Cellulose is a polymer of ____

Glucose



Lipids mix ____ with water

poorly

Lipids consist mostly of

Hydrocarbons

Hydrocarbons are made of _____ bonds

Non polar covalent

The most biologically important lipids are

Fats


Phospholipids


Steroids

What are fats constructed from?

Glycerol and Fatty Acids

An ester linkage creates

Triglyceride

And ester linkage is

Three fatty acids joined to a glycerol

Energy storage is the major function of ___

Fats

Adipose cells are

Long term food reserves

The maximum # of hydrogen and no double bonds describes

Saturated fatty acids

Cardiovascular Disease can be attributed to

Saturated fat

Saturated fat is _____ at room temp.

Solid

Unsaturated fatty acids have ____ double bond(s).

1 or more

Plant and fish fat is usually

Unsaturated

The process of converting unsaturated to saturated fats is called

Hydrogenation

Hydrogenation veggie oils creates

trans fat

Two fatty acids and a phosphate group are attached to glycerol creating

Phospholipids

Phospholipids are arranged in a structure called a ____ To create the cell membrane.

bilayer

The existence of cells is dependent on

Phospholipids

Steroids are _____

Lipids

Cholesterol is an example of a

steroid

Steroids have a ____ skeleton in the shape of four fused ____

Carbon, Rings

Proteins account for 50% of ____ in most cells

Dry mass

What are some functions of Proteins?

Antibodies, Digestive enzymes, storage, transportation, and more

Proteins are _____ all constructed from the same 20 amino acids

POLYPEPTIDES

Organic molecules with amino and carboxyl groups are

Amino acids

R groups are

differing side chains in amino acids

Amino acids are linked by covalent bonds called _____ to form ____

Peptide, Polypeptide

Primary structure of in protein is

Sequence of amino acids in a protein

The coils and folds of secondary structureresult from

hydrogen bonds between repeating constituents of the polypeptide backbone

Typical secondary structures are a coil called an_____ and a folded structure called a ___________

α helix, β pleated sheet

R groups relates to

Tertiary structure and hydrophobic interactions

Disulfide bridges are covalent bonds that reinforce

Protein structure

Quaternary structure results from

2 or more polypeptide chains for one macromolecules

Collagen has how many polypeptides?

3

How many polypeptides exist in hemoglobin?

4

What is a polypeptide bond?

amino acids bonded together to form protein

Loss of a proteins native structure is called

denaturation

A denatured protein is biologically ____

inactive

Enzymes

Speed up chemical reactions

Examples of nucleic acids

DNA and RNA

Nucleic acids are

polynucleotides




Monomers: Nucleotides

Nucleotide consists of

Nitrogenous Base, Pentose sugar, Phosphate groups

Pyrimidine

Cytosine, Thymine, Uracil

Purines

Adinine, Guanine