WorksheetsProteins (reviewer)
Total questions: 30
Worksheet time: 5mins
Which of these elements is NOT present in Proteins?
Sodium
Sulfur
Nitrogen
Carbon
oxygen
What is the NH2 (nitrogen-containing) group on this amino acid called?
R group
carbon atom
Amino group
carboxyl group
Type of polypeptide chain wherein it contains only one polypeptide chain
Multimeric
Peptides
Peptide Bonds
Monomeric
Common proteins have how many amino acid residue?
100-200
400-500
40-100
300-600
Small proteins have how many amino acid residue?
40-100
30-100
400-500
20-100
Simple proteins contain one or more non-amino acid entities.
True
False
Which of these Simple Proteins is correctly matched with their specific proteins?
Histones - antibodies
Globulin - chromatin in chromosomes
Albumins - hemoglobin
Albuminoids - Keratin & Collagen
Choose the specific protein for the following Complex Proteins.
1. HEME UNIT
glycogen phosphorylase
hemoglobin, myoglobin
HDL, LDL
ribosomes, viruses
2. NUCLEIC ACIDS
iron - ferritin, zinc - alcohol dehydrogenase
HDL, LDL
ribosomes, viruses
gammaglobulin, mucin, interferon
3. CARBOHYDRATE
gammaglobulin, mucin, interferon
HDL, LDL
glycogen phosphorylase
keratin, collagen
What classification of protein based on shape is Keratin & Collagen?
Fibrous Protein
Globular Protein
What classification of protein based on shape is Myoglobin & Hemoglobin?
Fibrous Protein
Globular Protein
Protein based on function which binds and store small molecules.
Catalytic Protein
Structural Protein
Regulatory Protein
Storage Protein
Necessary for all forms of movement
Contractile Protein
Defense Protein
Transport Protein
Structural Protein
Contractile protein found in muscle
Actin
Myosin
M
Transmits signals to coordinate biochemical processes between different cells, tissues, and organs.
Transmembrane Protein
Defense Protein
Catalytic Protein
Messenger Protein
Choose the correct protein based on function for the following specific proteins.
1. Transferrin
Defense Protein
Transport Protein
Catalytic Protein
Nutrient Protein
R groups are considered to have what type of polarity?
Nonpolar
Polar
Polar Amino Acids have a total of 11 standard amino acids
True
False
It is an essential amino acid for children
Methionine
Lysine
Arginine
Valine
Which of these proteins is a Nonpolar Amino Acid?
Cysteine
Valine
Threonine
Histidine
Contains all the essential amino acids in proper amounts.
Complementary Proteins
Complete Proteins
Incomplete Proteins
No correct response
What is the end product of protein?
nucleic acid
uric acid
glutamic acid
No correct response
Ion with positive and negative charges with a net zero charge
zwitter ions
isoelectric point
amino group
peptides
Small peptide hormone that is released during uterus (uterine) contractions
Vasopressin
Oxytocin
Enkaphalins
Glutathione
Small peptide that helps in reducing pain.
Vasopressin
Aspartame
Enkaphalins
Keratin
One of the four structures wherein sequence/order of amino acids is present in a protein's peptide chain.
Primary Structure
Secondary Structure
Tertiary Structure
Quarternary Structure
In protein denaturation all of the structures are disorganized EXCEPT
Primary Structure
Secondary Structure
Tertiary Structure
Quarternary Structure
What interaction is present in Tertiary Structure but is absent in Quarternary Structure?
Electrostatic interactions
Hydrophobic interactions
H-Bonding
Disulfide Bonding
It is known as the most abundant molecule in the cells after water with 15% of cell's overall mass.
Protein
Carbohydrate
Lipid
No correct response
