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NCSU Bio 183 exam 1.
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NCSU Bio 183 exam 1.
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NCSU Bio 183 exam 13 types of vacuoles - ANS-Central in plant cells
Contractile in some protists
Storage
4 levels of amino acid structure - ANS-1. Primary
2. Secondary
3. Tertiary
4. Quaternary
9+2 - ANS-Flagella and Cilia both have this arrangement of microtubules
Amino - ANS-What functional group is this
Amino Acid - ANS-What is this
Amino acid structure - ANS-central carbon atom
amino group
carboxyl group
single hydrogen
variable R group
Anchoring Junction - ANS-Mechanically attaches cytoskeletons of neighboring cells
Base pairing rules - ANS-A with T (or U in RNA)
C with G
Capsule - ANS-Gelatinous layer fund in some bacteria
Aids in attachment
Protects from the immune system
Carbohydrates - ANS-Molecules with a 1:2:1 ratio
Are good energy storage for molecules
Carbon - ANS-Framework of biological molecules, can form up to 4 covalent bonds
Carbonyl - ANS-What functional group is this
, Carboxyl - ANS-What functional group is this
Causes of denaturation - ANS-Put in a different environment, apply heat, change pH
level
Cell Theory - ANS-1. All organisms are composed of cells
2. Cells are the smallest living thing
3. Cells arise only from pre-existing cells
Chloroplast - ANS-Organelle present in cells of plants and some eukaryotes
Contains chlorophyll
Thylakoids are membranous sacs within the inner membrane
Communication junction/ Gap junction - ANS-Chemical or electrical signal passes
directly from one cell to an adjacent one
Components of the cell membrane - ANS-Phospholipid bilayer
Transmembrane proteins
Interior protein network
Cell surface markers
TEM
SEM
Cystic Fibrosis - ANS-What is a disease caused by a deficiency in chaperons
Cytoskeleton - ANS-Network of protein fibers found in all eukaryotic cells
Supports the shape of the cell
Keeps organelles in fixed locations
dehydration synthesis - ANS-formation of large molecules by the removal of water,
monomers are joined to form polymers
Denaturation - ANS-Breaking the bonds of a protein, protein loses structure and
function
Describe the function of mRNA in the making of a protein - ANS-built as a
complementary template from a strand of DNA then moves from nucleus to the
cytoplasm
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