List of top Biology Questions

During lytic life cycle of a virulent DNA phage which of the following does not occur ?
A virus containing ssRNA acting as a templatefor DNA synthesis is called as
Helically coiled bacteria are called
Paramoecium is a
A person affected by disease having chromosome complement XXX is called
On the basis of rRNA genes bacteria are divided into
Bacteria protect themselves from viruses by fragmenting viral DNA upon entry with
Guard cells control
Yellowish edges appear in leaves deficient in
Photolysis of water by isolated chloroplasts was demonstrated by
Most of the biological energy is supplied r mitochondria through
Astral rays are formed of
Endangered plants spedes are conserved through
Progesterone level falls during
Which of the following is a test cross?
Which one of the following is a natural growth inhibitor?
Pneumatic bones are expected to be found in
Ligament is mainly made up of
Indian rhinoceros are protected in
Stop codons are
Growth of pollen tube towards embryo sac is
1 : 2 : 1 phenotypic and genotypic ratio is found in
The back bone of RNA consists of which of the following sugar?
From outer to inside the sequence of three bones present in the middle ear of mammals is
Root hair absorbs water from soil through