Why are the human testes located outside the abdominal cavity? Name the pouch in which they are present.
Human testes are located outside the abdominal cavity for maintaining low temperature (2–2.5o C lower than the normal internal body temperature) necessary for spermatogenesis.
The pouch in which they are present. is called Scrotal sacs.
Mention any two contrasting traits with respect to seeds in pea plant that were studied by Mendel.
Why is it not possible for an alien DNA to become part of a chromosome anywhere along its length and replicate normally?
Name the enzymes that are used for the isolation of DNA from bacterial and fungal cells for recombinant DNA technology.
In Snapdragon, A cross between true breeding red flower (RR) plants and true breeding white flower (rr) plants showed a Progeny of plants with all pink flowers.
(a)The appearance of pink flowers is not known as blending. Why?(b)What is the phenomenon known as?