D: needs to be present on both chromosomes to be expressed
Why: Because if there was a dominant trait present, then the dominant trait would overpower the recessive trait regardless of the matter.
Answer:
Blue light
Explanation:
Bcoz fringe widht is directly proportional to wavelength of light
And red has longest wavelength
Blue has shortest
Answer:
Vertebrates are further classified according to several criteria like exoskeleton, respiratory organs, method of giving birth, number of chambers in heart, mode of living etc. They are further classified into classes Pisces, Amphibia, Reptilia, Aves and Mammals
This branch of science is known as anatomy.
hope it helps u....
