Flashcards in GenBioFinal - OtherMaterial Deck (44)
the universe is how many years old?
earth was formed how many years ago?
anerobic prokaryotes were discovered how many years ago?
oxygen was discovered how many years ago?
Darwin made what conclusion from his two key observations?
natural selection/survival of the fittest/evolution
cilia are what size of flagella?
1/10th the size of flagella
What happens to a cell with a cell wall in hypertonic environment?
what happens to a cell with a cell wall in hypotonic environment?
what happens to a cell without a cell wall in hypotonic environment?
what happens to a cell without a cell wall and with a cell wall in isotonic environment?
how often does lateral movement occur in the phospholipid bilayer?
1x10^7 per sec
Function of SER
membrane production (lipid assembly)
what enzymes remove phosphates? (dephosphorylation)
cortisol uses what type of receptor?
2nd Law of Thermodynamics:
all reactions in universe lead to increase in entropy
release of heat
requires input of heat
requires input of energy (not spontaneous)
gap junctions are _____ junctions.
desmosomes are ____ junctions.
does evolution violate the second law of thermodynamics?
2nd law is a closed system and evolution is an open system. so yes, it does violate it
enzymes do what to reactions?
speed them up
which protein in the electron transport step of cellular respiration receives electrons from NADH?
Protein Complex I
cdk molecules are necessary for what?
turning on/off specific processes
cdk = cyclin-depenedent kinases
goal of krebs cycle?
to eliminate carbon
enzymes in electron transport that transfer electrons?
Protein complex I, II, III - Ubiqunone
Protein complex IV - Cytochrome complex
what is monaicism?
when cells dont have the same DNA
Law of independent assortment
alleles from two different genes separate independently of each other
- removed by splicing