Biology chapter 5

Which of the following is not considered a macromolecule?
Lipids
Proteins
Carbohydrates
Nucleic acids
What results in the emergent properties in large biological molecules?
The the type of atoms
The arrangement of atoms
The function
The number of atoms
A polymer consists of?
Similar molecules
Identical molecules
Different molecules
A + B
Which of the following statements is correct?
Dehydration reactions and hydrolysis reactions can only be involved in the formation and breakdown of polymers
Dehydration reaction covalently, bonds, two molecules by consuming a water molecule
The name of the reaction which breaks down polymers is dehydration
Hydrolysis means water break
Which of the following atoms is not found in carbohydrates discussed in the book?
Carbon
Phosphorus
Nitrogen
Oxygen
Which of the following is a hexose ,aldose and a monomer of sucrose? 
Glucose
Galactose
Fructose
Ribose
All of the following contributes to the diversity of monosaccharides except?
The type of atoms
The length of the carbon skeleton
The position of the carbonyl group
The way the parts are arranged around asymmetric carbons
Which of the following best describes the form of glucose in certain solutions?
Glucose is linear in aqueuos solutions
Glucose is in ring form in aqueuos solutions
Glucose is always linear
Glucose is always in ring form
Why do some people have lactose intolerance?
They lack lactase
Lactose can’t be broken down in their body
They can’t digest galactose
Which of the following cannot digest cellulose?
Bacteria
Human beings
Microbes
Prokaryotes
Why are lipids mostly hydrophobic?
They are complicated molecules
They consist of mostly hydrocarbons which form noncovalent bonds
They have no polar bonds
Which of the following is right about steroids?
All of them are constructed from cholesterol
They are made of four identical rings
They are only found in the human body
They have two hexagon rings, and two pentagon rings
Which of the following atoms is not found in the structure of cholesterol?
Carbon
Hydrogen
Oxygen
Nitrogen
Which of the following is the reason why proteins have many different functions?
The diversity of monomers
The diversity of structures
The diversity of bonds
The diversity of atoms
Which of the following amino acids forms disulfide bridges?
Methionine
Cysteine
Tryptophan
Glutamine
Which of the following proteins helps with the contraction of muscles?
Collagen
Hemoglobin
Actin
Keratin
Which of the following is not a covalent bond?
Glycosidic
Peptide
Ester
Hydrogen
How many polypeptides are there in collagen?
One
Two
Three
Four
Which of the following is a nucleoside?
ATP
ADP
Adenosine
AMP
Which of the following nitrogenous bases is an oxygen containing purine?
Adenine
Guanine
Cytosine
Thymine
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