Biology 111 Exam 2 Questions With Correct Answers
./ ./ ./ ./ ./ ./ ./
What./element./would./diffuse./most./easily./through./a./cell's./plasma./membrane?./-
./correct./answer./ N2
What./DOES./NOT./utilize./any./active./transport?./-
./correct./answer./ Water./moving./through./a./phospholipid./bilayer./by./osmosis
Which./molecule./in./the./structure./of./plasma./membrane./prevents./the./membrane./from./becoming./too
./fluid?./-./correct./answer./ Cholesterol
Generally,./if./the./reactants./in./a./chemical./reaction./have./a./lower./free./energy./level./than./the./products
./then./△G./is./___./and./the./reaction./is./___./-./correct./answer./ >./0./;./endergonic
Enzymes./speed./up./chemical./reactions./by./___./-
./correct./answer./ Lowering./activation./energy./(Ea)
What./is./NOT./true./about./enzyme./regulation?./-
./correct./answer./ Allosteric./inhibition./of./an./enzyme./can./be./overcome./by./adding./more./substra
te
What./are./photoautotrophs?./-
./correct./answer./ Land./plants,./algae,./cyanobacteria,./and./purple./sulphur./bacteria
A./newly./discovered./plant./has./a./unique./photosynthetic./pigment../The./leaves./of./this./plant./are./reddis
h-
yellow./in./color./due./to./the./pigment../Based./on./the./color./of./the./leaf./pigment,./what./wavelengths./of./
visible./light./are./being./maximally./absorbed./by./the./pigment?./-./correct./answer./ Blue./and./violet
What./produces./the./oxygen./that./plants./release./during./photosynthesis?./-
./correct./answer./ Oxidation./of./H2O./in./light./reactions
./ ./ ./ ./ ./ ./ ./
What./element./would./diffuse./most./easily./through./a./cell's./plasma./membrane?./-
./correct./answer./ N2
What./DOES./NOT./utilize./any./active./transport?./-
./correct./answer./ Water./moving./through./a./phospholipid./bilayer./by./osmosis
Which./molecule./in./the./structure./of./plasma./membrane./prevents./the./membrane./from./becoming./too
./fluid?./-./correct./answer./ Cholesterol
Generally,./if./the./reactants./in./a./chemical./reaction./have./a./lower./free./energy./level./than./the./products
./then./△G./is./___./and./the./reaction./is./___./-./correct./answer./ >./0./;./endergonic
Enzymes./speed./up./chemical./reactions./by./___./-
./correct./answer./ Lowering./activation./energy./(Ea)
What./is./NOT./true./about./enzyme./regulation?./-
./correct./answer./ Allosteric./inhibition./of./an./enzyme./can./be./overcome./by./adding./more./substra
te
What./are./photoautotrophs?./-
./correct./answer./ Land./plants,./algae,./cyanobacteria,./and./purple./sulphur./bacteria
A./newly./discovered./plant./has./a./unique./photosynthetic./pigment../The./leaves./of./this./plant./are./reddis
h-
yellow./in./color./due./to./the./pigment../Based./on./the./color./of./the./leaf./pigment,./what./wavelengths./of./
visible./light./are./being./maximally./absorbed./by./the./pigment?./-./correct./answer./ Blue./and./violet
What./produces./the./oxygen./that./plants./release./during./photosynthesis?./-
./correct./answer./ Oxidation./of./H2O./in./light./reactions
