Question 1

The compound that is the immediate precursor to the prostaglandins is

Accepted Answer

A) cholesterol. 
B) oleic acid. 
C) stearic acid. 
D) arachidonic acid. 
E) leukotriene. 
A) cholesterol. 
B) oleic acid. 
C) stearic acid. 
D) arachidonic acid. 
E) leukotriene.

Question 2

Steroids are classified as lipids because they have a distinguishing feature that they

Accepted Answer

A) dissolve in nonpolar solvents. 
B) are present in biological membranes. 
C) can be saponified. 
D) have a ring structure. 
A) dissolve in nonpolar solvents. 
B) are present in biological membranes. 
C) can be saponified. 
D) have a ring structure.

Question 3

Match the following.
-hydrophobic

Accepted Answer

A) describes the non-polar portion of a molecule that does not interact with water or other polar substances 
B) describes fatty acids that have mostly single but more than one double carbon-carbon bond 
C) describes the polar portion of a molecule that interacts readily with water or other polar substances 
D) a process of transport in which substances cross a membrane based on concentration differences without the expenditure of energy 
E) describes fatty acids that have mostly single but at least one double carbon-carbon bond
F)describes fatty acids that do not have any carbon-carbon double bonds
G)a process of transport in which integral proteins change shape to allow a substance to cross a cell membrane
H)a process of transport that costs energy because the flow is against the concentration gradient 
A) describes the non-polar portion of a molecule that does not interact with water or other polar substances 
B) describes fatty acids that have mostly single but more than one double carbon-carbon bond 
C) describes the polar portion of a molecule that interacts readily with water or other polar substances 
D) a process of transport in which substances cross a membrane based on concentration differences without the expenditure of energy 
E) describes fatty acids that have mostly single but at least one double carbon-carbon bond
F)describes fatty acids that do not have any carbon-carbon double bonds
G)a process of transport in which integral proteins change shape to allow a substance to cross a cell membrane
H)a process of transport that costs energy because the flow is against the concentration gradient

The compound that is the immediate precursor to the prostaglandins is

Steroids are classified as lipids because they have a distinguishing feature that they

Match the following. -hydrophobic

Matter and Measurements

Atoms and the Periodic Table

Ionic Compounds

Molecular Compounds

Classification and Balancing of Chemical Reactions

Chemical Reactions: Mole and Mass Relationships

Chemical Reactions: Energy, rates, and Equilibrium

Gases, liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Chemistry: Alkanes

Alkenes, alkynes, and Aromatic Compounds

Some Compounds With Oxygen, sulfur, or a Halogen

Aldehydes and Ketones

Amines

Carboxylic Acids and Their Derivatives

Amino Acids and Proteins

Enzymes and Vitamins

Carbohydrates

The Generation of Biochemical Energy

Carbohydrate Metabolism

Lipid Metabolism

Protein and Amino Acid Metabolism

Nucleic Acids and Protein Synthesis

Genomics

Chemical Messengers: Hormones, neurotransmitters, and Drugs

Body Fluids

Filters

Exam 23: Lipids

The compound that is the immediate precursor to the prostaglandins is

Steroids are classified as lipids because they have a distinguishing feature that they

Match the following. -hydrophobic

Matter and Measurements

Atoms and the Periodic Table

Ionic Compounds

Molecular Compounds

Classification and Balancing of Chemical Reactions

Chemical Reactions: Mole and Mass Relationships

Chemical Reactions: Energy, rates, and Equilibrium

Gases, liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Chemistry: Alkanes

Alkenes, alkynes, and Aromatic Compounds

Some Compounds With Oxygen, sulfur, or a Halogen

Aldehydes and Ketones

Amines

Carboxylic Acids and Their Derivatives

Amino Acids and Proteins

Enzymes and Vitamins

Carbohydrates

The Generation of Biochemical Energy

Carbohydrate Metabolism

Lipid Metabolism

Protein and Amino Acid Metabolism

Nucleic Acids and Protein Synthesis

Genomics

Chemical Messengers: Hormones, neurotransmitters, and Drugs

Body Fluids

Filters