#Question id: 11004
#Unit 7. System Physiology – Animal
Which of the following is most likely to cause the heart to go into spastic contraction?
#Question id: 379
#Unit 1. Molecules and their Interaction Relevant to Biology
A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. The resulting solution is pH:
#Question id: 5249
#Unit 8. Inheritance Biology
What is the best explanation for why Bernard Davis didn't observe generalized transduction in his U tube experiments?
#Question id: 3034
#Unit 2. Cellular Organization
Cyanobacteria are
#Question id: 12714
#Unit 6. System Physiology – Plant
COLUMN I (environmental factor ) |
COLUMN II (primary effects) |
COLUMN III
(secondary
effects) |
A)
Water deficit |
i)
Hypoxia, Anoxia |
a)
Membrane dysfunction |
B)
High temperature |
ii)
ROS production |
b)
Reduced cellular and
metabolic activities, Leaf abscission, Ion cytotoxicity and Cavitation |
C)
Trace element
toxicity |
iii)
Photo inhibition |
c)
Reduced
respiration, Fermentative metabolism, Inadequate ATP production , ROS production and Stomatal closure |
D)
Flooding and soil
compaction |
iv)
Membrane
destabilization |
d)
Inhibition of PSII
repair |
E)
Chilling |
v)
Cell dehydration and
Hydraulic resistance |
e)
Disruption of
metabolism |
F)
High light intensity |
|
f)
Photosynthetic and
respiratory inhibition, ROS production |