List of top Biology Questions

Which one of the following hormones is a modified amino acid ?

Biogenetic law was given by

Below are listed some pairs of characters. The homologous pair is

Which one takes part in blood clotting ?

Hydathodes are meant for

Which one is not a short day plant ?

Japanese encephalitis is spread by

Culex and Anopheles show similarity in that

Barr body is present in

Bacteria involved in production of methane gas are

Sandfly causes

Bacteria with group of flagella on both sides

Who earned the Nobel Prize in 1961 for mapping of the carbon photosynthesis ?

The apoplast is the system of adjacent cell walls that is continuous throughout the plant except at the

Cytokinins which have specific effect on cytokinesis are modified forms of

During nitrification, which bacteria converts ammonia to nitrite ?

In animal cells, lipid-like steroidal hormones are synthesized in

Male and female cockroaches can be distinguished externally by

Who first saw and described a live cell ?

New cells generate from

Location and secretion of Leydig's cells are

Which type of epithelium is involved in a function to move particles or mucus in a specific direction ?

Autonomously replicating circular extrachromosomal DNA is called

$ATP$ is synthesized in

Open circulatory system is found in most arthropods. Arthropods contain haemolymph which directly bathes internal tissues and organs.