Here are a couple of features of a flat worm:
. They have soft bodies
. Its scientific name is Platyhelminthes
. There about 20,000 spices of a flat worm
. Flat forms can cause death
. They have ribbon like bodies
. They have know circulatory organs
. They have no respitory organs
.have membranes that enables them to absorb nutriments and oxygen by diffusion
The US government influences the economy by sending out economic relief
The answer is A. commission is <span>an instruction, command, or duty given to a person or group of people</span>
<span>There is an organ in the brain sensitive to light changes, which then affects our sleepiness.
This sensitivity to light changes will determine our response to melatonin that influences our level of 'tiredness'.
The more melatonin that we have in our body, the more likely we feel sleepy and fall asleep.</span>