A typical angiosperm embryo sac at maturity is
When gene targetting involving gene amplification is attempted in an individual’s tissue to treat disease, it is known as :
Match List - I with List - II.
List - I
List - II
Choose the correct answer from the options given below.
Gemmae are present in :
In spite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?
In the equation, GPP−R=NPP R represents :
Which of the following algae produce Carrageen?
Select the correct answer from the options given below
The factor that leads to the Founder effect in a population is
DNA strands on a gel stained with ethidium bromide when viewed under UV radiation, appear as :
Which of the following is not an application of PCR (Polymerase Chain Reaction)?
Which of the following algae contains mannitol as reserve food material
Which of the following plants is monoecious?
Mutations in plant cells can be induced by
The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination, brings genetically different types of pollen grains to stigma, is
Which of the following is a correct sequence of steps in a PCR (Polymerase Chain Reaction)?
The first stable product of CO2 fixation in sorghum is
Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as
Which of the following are not secondary metabolites in plants?
Complete the flow chart on central dogma.
When the centromere is situated in the middle of two equal arms of chromosomes, the chromosome is referred as
