#Question id: 10510
#Part-B Specialized Branches in Biotechnology
Constitutive chemical defenses are effective against many different herbivores, including insects and mammals. Hemlock (Cicuta sp.) produces which toxins that a polyacetylene prolongs the repolarization of neuronal action potentials.
#Question id: 12714
#Part-B Specialized Branches in Biotechnology
|
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 |
#Question id: 681
#Part-B Specialized Branches in Biotechnology
How many monomers are there in an oligomeric protein designated αβ2γ2?
#Question id: 1564
#Part-B Specialized Branches in Biotechnology
When antibodies bind antigens, the clumping of antigens results from ________.
#Question id: 2960
#Part-A Aptitude & General Biotechnology
Which type of spindle microtubules are attached to chromosomes?