Which of the following is most likely to be an observation made by an anatomist?

a) a dna repair mechanism restores the original sequence after a mutation.
b) sensory receptors convert their information into impulses sent to the cns.
c) specialized cells in the epidermis produce the dark pigment melanin.
d) the nervous system is composed predominantly of neural tissue.

The answer is D) The nervous system is composed predominantly of neural tissue.

Anatomist study anatomy, the study of the structure of organisms or their parts. By observing the structure of the nervous system, anatomist will tell that it is composed predominantly of neural tissue. So, he observed the structure of one part of an organism.

Through the process of elimination:
Choice A) is observed by a molecular biologist.
Choice B) is observed by a physiologist.
Choice C) is observed by biochemist.