AIIMS UG 2013 Mock Test

HIV that causes AIDS, first starts destroying:

In a grazing food chain, the first trophic level is occupied by:

The pioneer species in a hydrarch succession are:

In a dihybrid cross ($AaBb\times AaBb$), the phenotypic ratio of the offspring is:

The property of normal cells by which they inhibit the uncontrolled growth of other cells when they come in contact with them is: