UCI Bio 93- Pre-Exam Practice |100%
Correct|
1 *Ans*how many rings do pyrimidines have?
15% *Ans*in room temperature of water what % is the maximum amount of bonds going to be
made?
2 *Ans*how many rings do purines have?
4 bonds *Ans*what is the maximum amount of bonds that hydrogen...
UCI Bio 93- Pre-Exam Practice |100%
Correct|
1 *Ans*✨how many rings do pyrimidines have?
15% *Ans*✨in room temperature of water what % is the maximum amount of bonds going to be
made?
2 *Ans*✨how many rings do purines have?
4 bonds *Ans*✨what is the maximum amount of bonds that hydrogen can form?
4 VE *Ans*✨how many VE does carbon have?
5 *Ans*✨pH of lysosome
7.4 *Ans*✨the pH of human blood is...
9 *Ans*✨how many calories is in 1 gram of fat? (all fats)
9+2 *Ans*✨what is the arrangement of microtubules in cilia and flagella?
A-T because it has 3 hydrogen bonds *Ans*✨what DNA bond is stronger and why? (A-T or C-G)
actin *Ans*✨multi-functional protein that form microfilaments
aging in humans (progeria) *Ans*✨what can lamin mutations cause?
,amino *Ans*✨-base
-animes
-can pick up H from surrounding solutions
amino and carboxyl *Ans*✨what functional groups make up an amino acid?
amino group, hydrogen and carboxyl *Ans*✨what are composed in the structure of amino acids?
amphipathic *Ans*✨molecule has two domains (one hydrophobic/hydrophilic side)
atoms *Ans*✨smallest unit of chemical elements
bound ribosomes *Ans*✨synthesize integral membrane proteins and secreted proteins
breaks down fatty acids and detoxify alcohols and other poisons *Ans*✨function of peroxisomes is
to...
buffers *Ans*✨chemical processes are sensitive to pH changes and resist change in the pH solution
C terminus *Ans*✨what is the carboxyl end of a polypeptide?
C, O, H, N *Ans*✨... are 4 elements that make up 96% of all living matter
carbohydrates *Ans*✨fuels cellular respiration
carbohydrates *Ans*✨sugars and their polymers
carbohydrates, nucleic acids, lipids, and proteins *Ans*✨what are the 4 types of macromolecules?
, carbohydrates, proteins and nucleic acids *Ans*✨which macromolecules are made of polymers?
carbon atoms *Ans*✨building blocks for biological molecules
carbonic acid and bicarbonate *Ans*✨what are the main buffers in blood?
carbonyl *Ans*✨-ketones (within skeleton)
-aldehydes (at the end of skeleton)
carboxyl *Ans*✨-is acidic
-weak acid
-hydroxyl+carbonyl
cell surface signals *Ans*✨cell surface has specific receptors that recognizes it
cell to cell recognition, glycoproteins and glycolipids *Ans*✨what do carbohydrates of in P.M.?
changes in shape of cell does not allow H to travel easily *Ans*✨what happens what there is a sickle
cell anemia mutation?
channel and carrier proteins *Ans*✨two types of passive transport (facilitated diffusion)
chaperone proteins *Ans*✨-promote proper folding and refolding by providing cell with proper
environment
-found throughout the cell
chloroplasts *Ans*✨in leaves and other green structures of plants and in eukaryotic algae
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