If you run tests on an organ and find that is is involved in relaying signals and impulses. what organ could it be? a. brain b. lungs c. muscles d. heart

The Brain. It is what allows the organs to properly function as it relays signals to, i.e. the heart, telling to send blood here or there, pump faster or slow the rate, etc.

Confused on question what should we be answering

Ithink the dna sequences may vary but the amino acid sequences are identical.