Sucrose is replace by another sugar in tobacco callus medium without effecting callus growth. This sugar is an osmotic agent and is not taken into the plant cells or metabolized because of its molecular size.

#Question id: 11274

#SCPH28 | Zoology

Assimilation efficiency (AE) is the proportion of ingested energy assimilated in to blood stream but Production efficiency (PE) is the proportion of assimilated energy that is incorporated in to biomass. Following some statement is correct?

A. Assimilation efficiencies of aquatic herbivore is greater than terrestrial herbivore

B. Production efficiencies of higher tropic level are greater than lower tropic level

C. production efficiencies of vertebrate is less than invertebrate

D. Assimilation efficiencies of Carnivore are often greater than herbivore

#Question id: 344

#SCPH06 I Botany

The partial negative charge at one end of a water molecule is attracted to the partial positive charge of another water molecule. What is this attraction called?

#Question id: 11911

#SCPH28 | Zoology

Michael Moulton and Stuart Pimm (1986) showed how the success of birds introduced to Tahiti or the Hawaiian Islands was dependent on the morphology of the species already present , find out the correct graph represents, morphological differences and the probability of invasion success ;

#Question id: 5698

#SCPH06 I Botany

A mechanism that can cause a gene to move from one linkage group to another is

#Question id: 5039

#SCPH06 I Botany

The process by which developing cells achieve their functional, mature identity as liver, or muscle, or nerve is called: