Select the mismatch: Option 1 : Frankia                         AlnusOption 2 : Rhodospirillum          MycorrhizaOption 3 : Anabaena                     Nitrogen fixerOption 4 : Rhizobium                   Alfalfa

Frogs heart when taken out of the body continues to beat for some time. Select the best option from the following statement. (a) Frog is a poikilotherm. (b) Frog does not have any coronary circulation. (c) Heart is ‘myogenic’ in nature. (d) Heart is autoexcitable. Option 1 : Only ...

The DNA fragments separated on an agarose gel can be visualized after staining with Option 1 : Aniline blueOption 2 : AcetocarmineOption 3 : Bromophenol blueOption 4 : Ethidium bromide

The association of histone H1 with a nucleosome indicates Option 1 : The DNA double helix is exposed.Option 2 : DNA replication is occurringOption 3 : The DNA is condensed into a chromatin fibre.Option 4 : Transcription is occurring.

Which among these is the correct combination of aquatic mammals? Option 1 : Seals, Dolphins, SharksOption 2 : Dolphins, Seals, TrygonOption 3 : Trygon, Whales, SealsOption 4 : Whales, Dolphins, Seals

Attractants and rewards are required for Option 1 : AnemophilyOption 2 : EntomophilyOption 3 : HydrophilyOption 4 : Cleistogamy

Select the mismatch: Option 1 : Equisetum           HomosporousOption 2 : Pinus                   DioeciousOption 3 : Salvinia               HeteroporousOption 4 : Cycas                  Dioecious

Myelin sheath is produced by Option 1 : Astrocytes and Schwann cellsOption 2 : Schwann cells and oligodendrocytesOption 3 : Osteoclasts and astrocytesOption 4 : Oligodendrocytes and osteoclasts

During DNA replication, Okazaki fragments are used to elongate Option 1 : The lagging strand towards replication fork.Option 2 : The leading strand away from replication fork.Option 3 : The leading strand towards replication fork.Option 4 : The lagging strand away from the replication fork.

Which of the following components provides sticky character to the bacterial cell? Option 1 : Nuclear membraneOption 2 : Plasma membraneOption 3 : GlycocalyxOption 4 : Cell wall