The human retina is composed of 10 layers. Beginning from back to the front of the retina, the layers include; an epithelium of retinal pigments, a layer of cones and rods, an outer regulating membrane, an outer nuclear layer, an outer plexform layer, an inner nuclear layer, an inner plexform layer, a layer of ganglion cells, a. layer of nerve fibre and an inner regulating membrane.
The correct answer is option D, that is since genetic drift is random, it does not always favor the better or healthier organisms.
A mechanism of evolution in which the frequencies of alleles of a population change with generations because of sampling error is known as genetic drift. It takes place in all the populations of non-infinite size, however, its influences are strongest in small populations.
Chemical energy tip your correct
The answer is d. the medical team looks as which kind of wbc's are present, when that is discovered, an appropriate antibiotic is perscribed.