Prothoracic glands secrete moulting hormone (MH), called Ecdysone under the influence of brain hormone. Moulting hormone, helps in insects in the initiation and process of moulting.
The absence of functional pollen grains in otherwise hermaphrodite flowers can be defined as
Triacontanol is a natural plant growth regulator obtained from the leaves of:
Almost all gymnosperms are generally ……………………. In nature
Reverse transcription was first reported by ……………., who won the noble prize in 1975.
Indirect selection of a genetic determinant or determinants of a trait of interest by a marker is done in
Which among the following can be classified as often cross pollinated species?
…………………… has been used as a synonym of heterosis. It is generally agreed that ……………….. describes only the superiority of hyb...
Number of Nuclei present in a pollen grain are :
Which method is primarily used for genetic improvement in highly heterozygous, asexually propagated species like sugarcane and potato?
Stolon, Runners, suckers are examples of
