Which of the following is not an example of a protein? a) Hemoglobin b) Keratin c) Insulin d) Chitin

Which of the following membranes contain low cholesterol and high cardiolipin?a) Myelin sheathb) Plasma membranec) Inner mitochondrial membrane of hepatocyted) Cell wall

What type of fiber binds with cholesterol to prevent absorption, reducing blood cholesterol levels? chose the correct answer: subject name : Nutrition A)wheat bran B)dietary fiber C)insoluble D)soluble

HDL cholesterol: A) removes excess LDL cholesterol from the bloodstream B) forms deposits on artery walls C) is the most common form of fat found in the bloodstream D) all of the above are correct

___________ are a type of derived lipids.a) Steroids b) Vaccinesc) Vitaminsd) Antibodies

What following compound can be found with a tyrosyl unit? A) Glycosyl phosphatidyl inositol B) Sphingosine 1 -phosphate C) Glycogen D) Serotonin E) S-glutathione

Hemoglobin has two alpha-type chains and two beta-type chains. This would be a description of: a)   primary structure   b)   secondary structure   c)  tertiary structure   d)  quaternary structure Myoglobin has much helix-turn-helix motif. This would be a description of: a)   primary structure   b)   secondary structure   c)  tertiary structure   d)  quaternary structure Myoglobin folds up into a ball-like structure. This would be a description of: a)   primary structure   b)   secondary structure   c)  tertiary structure   d)  quaternary structure Domains differ from subunits in that: a) subunits are connected by peptide bonds while domains are not   b)  domains are connected by peptide bonds while subunits are not c)  subunits are larger than domains   d) subunits are hydrophobic while domains are hydrophilic

O-linked glycosylation occurs on ___ residues of proteins. a) Serine and Threonine b) Asparagine c) Methionine d) Acidic amino acid residues

63. Which of the following proteins facilitates the transport of neurotropic viruses to cell bodies of neurons in the central nervous system? A) Actin B) Dynamin C) Dynein D) Kinesin E) Vimentin

Both DNA and RNA…   a)move to different parts of the cell are   b)nucleic acids   c)are nucleic acids and information molecules   d)are information molecules   e)are nucleic acids, information molecules, and move to different parts of the cell