BZ 440 Exam 1 Questions AND Correct Answers
________________ reduces the boundary layer resistance - ✔✔wind
a small change in ψs leads to - ✔✔a big change in pressure potential/cell
volume
a small change in ψs leads to - ✔✔a big change in water potential
adaptations to increase the thickness of the boundary layer - ✔✔sunken
stomata, leaf hairs, curled leaves, leaf size and shape
adding solutes _________ the solute potential - ✔✔lowers
apoplastic - ✔✔through cell walls and intercellular spaces, does not cross
membranes.
Aquaporins are regulated by - ✔✔the physiological condition of the cell (pH,
[Ca] and respiration)
Arbuscular mycorrhiza - ✔✔Common in herbaceous plants
Arbuscular mycorrhiza - ✔✔Do not penetrate endodermis or stele
Arbuscular mycorrhiza - ✔✔Penetrate the epidermal layer and colonize the
cortex through intercellular spaces
, Boron form in plants - ✔✔in cell walls
boron functions - ✔✔cell division and growth
Calcium form in plants - ✔✔in cell walls or as free ion
Calcium functions - ✔✔cell division, cross-links pectin in middle lamella
Chelators - ✔✔increase the solubility of cations (Fe and Ca)
chemical potential - ✔✔the capacity of the molecule to react, to move or to do
work
cofactor involved in nitrogen fixation and assimilation - ✔✔molybdenum
Competitive Inhibitor - ✔✔do not affect Vmax
Competitive Inhibitor - ✔✔increase Km
Competitive Inhibitor - ✔✔often end products of the reaction
Competitive Inhibitor - ✔✔similar to substrate in structure
________________ reduces the boundary layer resistance - ✔✔wind
a small change in ψs leads to - ✔✔a big change in pressure potential/cell
volume
a small change in ψs leads to - ✔✔a big change in water potential
adaptations to increase the thickness of the boundary layer - ✔✔sunken
stomata, leaf hairs, curled leaves, leaf size and shape
adding solutes _________ the solute potential - ✔✔lowers
apoplastic - ✔✔through cell walls and intercellular spaces, does not cross
membranes.
Aquaporins are regulated by - ✔✔the physiological condition of the cell (pH,
[Ca] and respiration)
Arbuscular mycorrhiza - ✔✔Common in herbaceous plants
Arbuscular mycorrhiza - ✔✔Do not penetrate endodermis or stele
Arbuscular mycorrhiza - ✔✔Penetrate the epidermal layer and colonize the
cortex through intercellular spaces
, Boron form in plants - ✔✔in cell walls
boron functions - ✔✔cell division and growth
Calcium form in plants - ✔✔in cell walls or as free ion
Calcium functions - ✔✔cell division, cross-links pectin in middle lamella
Chelators - ✔✔increase the solubility of cations (Fe and Ca)
chemical potential - ✔✔the capacity of the molecule to react, to move or to do
work
cofactor involved in nitrogen fixation and assimilation - ✔✔molybdenum
Competitive Inhibitor - ✔✔do not affect Vmax
Competitive Inhibitor - ✔✔increase Km
Competitive Inhibitor - ✔✔often end products of the reaction
Competitive Inhibitor - ✔✔similar to substrate in structure
