List of top Biology Questions

Histones are basic protein of major importance in packaging of eukaryotic $DNA. DNA$ and histone comprise chromatine forming bulk of eukaryotic chromosome. Histones are five major types $H_{l},\, H_{2}A,\, H_{2}B,\, H_{3}\, and\, H_{4}$.
AIDS is caused by the HIV, a retrovirus. Retroviruses have RNA genome.
Apiculture is associated with which of the following groups of plants?
Antiserum contain
Guttation differs from transpiration in
Bacterial/prokaryotic ribosome is
Smooth endoplastic reticulum (SER) is mostly concerned with
Surrounding membrane of vacuole is called
An example of semidwarf variety of wheat is
Lichens are composite organisms consisting of an alga and
Maximum cranial capacity was in
Which of the following induces parturition?
The source of taq polymerase used in PCR is a
Abscisic acid is known as the stress hormone because it
Stomatal opening is affected by
Which one contains unicellular eukaryotes
Which one of the following does not differ in E.coli and Chlamydomonas
Which one of the following is a taxonomic aid for identification of plants and animals based on similarities and dissimilarities
Which one of the following is a saprophytic protist ?
Which one of the following structures is an organelle within an organelle?
What is true about ribosomes?
What is it that forms the basis of DNA fingerprinting?
Water containing cavities in vascular bundles are found in
In genetic engineering, the antibiotics are used
The number of linkage group(s) present in Escherichia coli is