List of top Biology Questions

How many days does it take for spermatogenesis to take place ?
How many base pairs are present in single turn of DNA helix?
Hiccups can be best described as
Haploid plant can be obtained from
Fascicular cambium separates the xylem and phloem in
Edible part of a coconut fruit is
During photosynthesis, plants
Cruciform corolla is characteristic of Family
Crossing over occurs in the______stage of meiosis
Corpus luteum is maintained in a woman, under the effect of
Connecting link between glycolysis and Krebs' cycle is
Carbon dioxide is necessary for photosynthesis. The chemical used to remove this gas most effectively from entering a control apparatus is
Carbonic anhydrase is present in
Biolistic (gene gun) is suitable for
Bicollateral vascular bundles are the characteristic of Family
Barr body is missing in the female suffering from
The nymph of a cockroach undergoes moulting several times. There is gradual metamorphosis in cockroach.
Parturition is induced by neural signal in maternal pituitary. At the end of gestation period, the maternal pituitary releases prolactin which causes uterine contractions.
Apomixis is
Which of the following structures is not found in a prokaryotic cell?
Which one of the following is not applicable to RNA?
Which of the following are most suitable indicators of SO pollution in the environment?
Which among these is not involved in excretion in cockroaches?
Vascular bundles in monocotyledons are considered closed because
In sea urchin DNA, which is double stranded, 17% of the bases were shown to be cytosine. The percentages of the other three bases expected to be present in this DNA are