Question 1

Selecting the Exception Four of the five answers listed below are lipids. Select the exception.

Accepted Answer

Insulin is a protein, while the other options are all lipids.

Question 2

Match between columns Premises: NH₂ OH COOH CHO PO₄

Accepted Answer

The Answer of hydroxyl and amino and carboxyl and phosphate is...

Question 3

Selecting the Exception Four of the five answers listed below are carbohydrates. Select the exception.

Accepted Answer

Glycerol is an alcohol, not a carbohydrate.

Question 4

Selecting the Exception Four of the five answers listed below are related by a common chemical similarity. Select the exception.

Accepted Answer

Hydrochloric acid is an inorganic compound, while the other four are organic compounds.

Question 5

Selecting the Exception Four of the five answers listed below are saturated fats. Select the exception.

Accepted Answer

Margarine is typically made from vegetable oils and can contain unsaturated fats, unlike the other options which are animal-based saturated fats.

Question 6

Selecting the Exception Four of the five answers listed below are characteristics of water. Select the exception.

Accepted Answer

Water does not inherently produce salts; rather, it can dissolve salts. The other options are characteristics of water, such as stabilizing temperature, being a common solvent, exhibiting cohesion and surface tension, and affecting the shape of hydrophilic and hydrophobic substances.

Question 7

Selecting the Exception Four of the five answers listed below are acidic (pH below 7). Select the exception.

Accepted Answer

Soap is typically basic, with a pH above 7, making it the exception among the options listed.

Question 8

Match between columns Premises: The "building block" unit of a polypeptide chain.
a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids The basic unit of cellulose.
a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids The basic unit of DNA.
a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids The basic unit of glycogen.
a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids The basic unit of messenger RNA.
a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids The basic unit of proteins.

a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids The basic unit of starch.
a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids Which two units combine in various ways to form lipids?
a- amino acids
b- glucose
c- glycerol
d- fatty acids
e- nucleotides
f- amino acids and glucose
g- amino acids and glycerol
h- glucose and glycerol
i- glucose and fatty acids
j- glycerol and fatty acids

Accepted Answer

The Answer of choice A. and choice E. and choice is...

Question 9

Match between columns
                        Premises: The bond type holding several molecules of water together.
The bond between the atoms of table salt.
The bond between the oxygen atoms of gaseous oxygen.
The bond that breaks when salts dissolve in water.
Atoms connected by this kind of bond share electrons.

Accepted Answer

The Answer of covalent. and peptide and ionic. and hydrogen is...

Question 10

Selecting the Exception Four of the five answers listed below are amino acids. Select the exception.

Accepted Answer

Adenine is a nitrogenous base found in DNA and RNA, while the other options are all amino acids.

Question 11

Match between columns
                        Premises: Two molecules covalently bond into another one.
One or more electrons from one molecule are donated to another molecule.
Moving internal bonds converts one type of organic compound to another.
One molecule gives up a functional group, and a different molecule immediately accepts it.
A molecule splits into two smaller ones.

Accepted Answer

The Answer of Electron transfer and Functional group transfer and is...

Question 12

Match between columns
                        Premises: antioxidant
glucose
enzyme
phospholipids

Accepted Answer

The Answer of principal components of cell membranes and a is...

Question 13

Selecting the Exception Four of the five answers listed below are dissolved substances found in cells. Select the exception.

Accepted Answer

Alcohols are not typically found as dissolved substances in cells, unlike nucleotides, sugars, amino acids, and fatty acids, which are common cellular components.

Question 14

Selecting the Exception Four of the five answers listed below are related as members of the same group. Select the exception.

Accepted Answer

Glucose, fructose, ribose, and deoxyribose are all simple sugars (monosaccharides), while cellulose is a polysaccharide, making it the exception.

Question 15

An element is

Accepted Answer

An element is defined as a pure substance that cannot be broken down into simpler substances by chemical means.

Question 16

Selecting the Exception Four of the five answers listed below are long chains of sugars. Select the exception.

Accepted Answer

Oligosaccharides are shorter chains of sugars, typically consisting of 3-10 monosaccharide units, unlike the other options which are long chains of sugars.

Question 17

Selecting the Exception Four of the five answers listed below are functional groups. Select the exception.

Accepted Answer

The R group is a placeholder for any group in a molecule where a functional group is not specified, rather than a specific functional group itself.

Question 18

Selecting the Exception Four of the five answers below are related as members of the same group. Select the exception.

Accepted Answer

Lactose, maltose, sucrose, and table sugar are all disaccharides, while glucose is a monosaccharide.

Quiz 2: Chemistry of Life

Selecting the Exception Four of the five answers listed below are lipids. Select the exception.

Answer the questions by matching the name to the structure of the functional group.

Selecting the Exception Four of the five answers listed below are carbohydrates. Select the exception.

Selecting the Exception Four of the five answers listed below are related by a common chemical similarity. Select the exception.

Selecting the Exception Four of the five answers listed below are saturated fats. Select the exception.

Selecting the Exception Four of the five answers listed below are characteristics of water. Select the exception.

Selecting the Exception Four of the five answers listed below are acidic (pH below 7) . Select the exception.

The following are basic building blocks of biopolymers. Answer the questions by matching the statement with the most appropriate building block.

The following are types of chemical bonds. Answer the questions by matching the statement with the most appropriate bond type.