Lampbrush chromosomes are seen in which typical stage
mitotic anaphase
mitotic prophase
mitotic metaphase
meiotic prophase
Benthoic animals are those, which
are deep dweller in sea
are floating (free) organisms
are submerged in sea
float on the sea surface
In C4 plants, CO, fixation is done by
mesophyll cells
guard cells
sclerenchyma
chlorenchyma and hypodermis
Which of the following products are obtained by anaerobic respiration from yeast?
Alcohols
CO2
Beer and Wine
All of the above
The ornithine cycle removes two waste products from the blood in liver. These products are
CO2 and urea
ammonia and urea
CO2 and ammonia
ammonia and uric acid
CO is a pollutant because
it reacts with O2
it inhibits glycolysis
it reacts with haemoglobin
it makes nervous system inactive
The chemical knifes of DNA are
polymerases
ligases
endonucleases
amylases
C.
endonucleases
A restriction enzyme or restriction endonuclease is an enzyme that cleaves DNA into fragments at or near specific recognition sites within the molecule known restriction sites.