When two genetic loci produce identical phenotypes in cis as well as in trans position, they are considered to be

  • [AIPMT 1995]
  • A

    Pseudo alleles

  • B

    The parts of the same gene

  • C

    Multiple alleles

  • D

    Different genes

Similar Questions

The most likely reason for the development of resistance against pesticides in insects damaging a crop is

  • [AIPMT 2004]

A man and a woman, who do not show any apparent signs of a certain inherited disease, have seven children ($2$ daughters and $5$ sons). Three of the sons suffer from the given disease but none of the daughters are affected which of the following mode of inheritance do you suggest for this disease

  • [AIPMT 2005]

Experimental evidence of chromosomal theory of inheritance was given by

Example of environmental determination of sex is/are

Nicotiana sylvestris flowers only during long days and $N$.tabacum flowers only during short days, if raised in the laboratory under different photoperiods, they can be induced to flower at the same time and can be cross fertilized to produce self-fertile offspring. What is the best reason for considering $N .$ sylvestris and $N$. tobaccum to be separate species?