Intro to Proteiiiins

It is a naturally occurring, unbranched polymer in which the monomer units are amino acids.

• Protein

• Lipid

• Carbohydrates

• Amino acids

How many of the standard amino acids are naturally present in proteins?

• 15

• 20

• 500

• 700

It is a molecule that has a positive charge on one atom and a negative charge on another atom but which has no net charge.

• Isoelectric point

• Zwitterion

• Alpha Helix

• Peptide

Which of the following is a biochemically important small peptide antioxidant?

• Gluthathione

• Enkephalin

• Oxytocin

• Insulin

Which of the following foods is/are considered a complete dietary protein?

(There could be more than 1 answer :) )

• Casein

• Corn

• Rice

• Oats

• Eggs

Based on the following structure provided, to which category of standard amino acids does it belong?

• Non polar amino acids

• Polar neutral amino acids

• Polar acidic amino acids

• Polar basic amino acids

Which of the following is not an essential amino acid for adults?

• Methionine

• Isoleucine

• Arginine

• Histidine

It is an unbranched chain of amino acids containing 20 amino acid residues.

• Dipeptide

• Tripeptide

• Oligopeptide

• Polypeptide

Love hormone

• Oxytocin

• Glutathione

• Vasopressin

• Androgen

Which of the following is/are a function(s) of proteins in the human body?

(There could be more than one answer :D )

• Blood type markers

• Metabolic reactions

• Hormones

• Primary source of energy

• Maintenance and repair of tissues