List of top Biology Questions

Gastrulation means:

citrulline structure:

Which of the following is not a micronutrient

Most advanced invertebrates are:

Length of oesophagus is:

Chordae Tendinae is found in:

Number of chromosomes present in spermatogonium is :

Structure analogous to the placenta in mammals

Hardest substance in plant kingdom is

Carcinogen present in cigarette smoke is :

Bradykinin is a :

An interaction in which one organism is benefitted and other is unaffected

Choose the incorrect about gemmules:

To make chromosomal studies easier, chromosomes are classified into certain groups. So,the chromosome number 21, 22 and Y are listed in

Genetic variation cannot be effectively brought about by

Which one is only found in plant?

Vernalisation is

During DNA replication, supercoiling is relaxed by

An interaction in which one organism is benefitted and other is unaffected

Which of the following is not true?

Zooidogamy is found in

Chromosome walking is

Verticilaster inflorescence is found in

Hirudin is:

Sex is determined in human beings