Test 2 Review Flashcards
Creutzfeldt-Jakob Disease is an example of what type of disease?
Prion disease
All of the following are part of a nucleotide except:
Carbohydrate
Lipid
Phosphate group
Nitrogenous base
Lipid
What is the difference between sugar in RNA and DNA?
The presence of a 2’OH group
What do B cells make up?
Proteins that are antibodies
The letters A,G,T or C represent which of the following?
a nitrogenous base
The presence of of Uracil is a big difference between what?
RNA and DNA
A phospholipid has how many fatty acids esterfied to the glycerol backbone?
2
When referring to 5’ to 3’, the 5’ represents what?
The 5’ carbon attached to a PO4 group
If you know the sequence of one strand of DNA, you automatically know the sequence of the other strand because of what?
Chargaff’s Rules
What is the covalent bond that holds together many carbohydrates?
Glycosidic bonds
Amino acids make up which biomolecule?
Proteins
What are the covalent linkages that hold proteins together?
Peptide bonds
What type of bond is that between a NH2 group of one molecule and the COOH group of another?
Peptide bond
What part of amino acids vary?
The R-group
What do we refer to when talking about a polypeptide?
The N terminus and the C terminus
Which level of protein structure is caused by the interaction of peptide linkages?
Secondary
which level of structure is caused by interchain disulfide bridges and multiple polypeptides?
Quartenary
Which level of structure is formed by the folding of the polypeptide chain due to R groups?
Tertiary
Which level of structure is referred to by the naming of amino acids from N-terminus to C-terminus?
Primary
Which level of protein structure refers to the presence of intrachain disulfide bridges?
Tertiary