38 Questions
What is the difference between saturated and unsaturated fatty acids?
Unsaturated fatty acids have double bonds, saturated don't
How many protons are there in the nucleus of a carbon atom?
6
How many electrons can the first shell of an atom hold?
2
How many covalent bonds can a carbon atom form?
4
How many electrons are in the outer shell of a hydrogen atom?
1
What is the maximum number of covalent bonds that can be formed with oxygen?
2
How many covalent bonds can sulfur form?
6
How many covalent bonds can nitrogen form?
3
A monosaccharide forming a cyclic 5-atom ring structure is called a:
Furanose
What is the atomic number of carbon?
6
Which type of monosaccharide has a ketone group and a generic name of ketohexose?
Ketose
What is the general formula for a fatty acid?
CH3(CH2)nCOOH
Which functional group is found at the end of a fatty acid?
Carboxyl group
What is the general structure of an amino acid?
R group varies
Fatty acids can attach to a glycerol backbone via ester linkages to form a:
Triglyceride
What bonds do amino acids form when they come together?
Peptide bonds
What is the general base of a nucleotide?
Nitrogenous base
Which type of nucleic acid is formed by nucleotides bonding together via a phosphodiester bond?
Both DNA and RNA
Which functional groups can be found in monosaccharides, amino acids, fatty acids, and nucleotides?
Hydroxyl group and carboxyl group
Which biomolecule can form disaccharides or polysaccharides by forming glycosidic bonds?
Monosaccharides
Which type of bond involves sharing of outer shell electrons?
Covalent bonds
What determines if a covalent bond is polar or non-polar?
The electronegativities of the atoms forming the bond
Which atom in a covalent bond attracts more electrons if the electronegativity difference is > 0.5?
The atom with the higher electronegativity
In a covalent bond between hydrogen and oxygen, which part of the water molecule will be more negative?
The oxygen
What type of bonds are formed between a (+)δ H and a (-)δ O (or N or S) on neighboring molecules?
Hydrogen bonds
What type of non-covalent bonds are transient electrostatic interactions between permanent or induced dipoles?
Van Der Waals forces
What type of bond occurs between two polar molecules and is the strongest type of Van Der Waals force?
Dipole-dipole interaction
What type of non-covalent bonds exclude nonpolar substances from water?
Hydrophobic interactions
What type of non-covalent bonds are attractions between oppositely charged molecules?
Ionic interactions
What functional group can be added to or removed from enzymes to turn them on or off?
Phosphoryl group
What are the three components of nucleotides?
Nitrogenous base, 5-carbon sugar, phosphate group
Which functional group is the amino group?
NH2
Which of the following molecules are produced during beta oxidation and can feed into the production of ATP?
Acetyl CoA, NADH, FADH2
Which of the following molecules can not be part of both anabolic and catabolic reactions?
Triglycerides
Which of the following lists of reactions includes ONLY catabolic reactions?
Glycolysis, beta oxidation, lipolysis
Which of the following is not a part of the matrix of connective tissue?
All of the options are components of the matrix
Which of the following is considered, "Connective tissue proper"?
dense connective tissue
Which of the following type of epithelium is most suited to providing mechanical protection (i.e. from abrasion, trauma)?
stratified squamous
Test your knowledge on the chemistry of life and biomolecules with this quiz. Explore the importance of biomolecules in sustaining life and learn about different examples such as DNA, polysaccharides, amino acids, glucose, and enzymes.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
