Which of the following characters is not a morphological variation?
An apple plant can produce sexually and asexually and it has 40 chromosomes in its leaf cells. How many chromosomes would be in each gamete and somatic cell?
Assuming that A is the gene for normal skin color and is dominant, while a is the gene for albinism and its recessive, what is the likely genotype of the couple which had 50% normal and 50% albino offspring?
Which of the following statements is true about mutation?
One of the structural adaptations of mammals for movement on land is the development of the
