Answer:
The Urinary bladder, the ureter, and the urethra are all organs that belong in the execratory system.
The heart and spinal chord are not organs in the execratory system. The spinal chord belongs to the nervous system and the heart belongs to the circulatory.
<span>Organisms
that expend energy to regulate some or all of their internal conditions are
known as regulators. Regulators are organisms that can control their internal
environment regardless of external environmental change. Regulators achieve this
by homeostatic mechanisms and it requires a lot of energy. Examples of
regulators are mammals and birds</span>
The answer is a “gene”
A gene is a functional segment of DNA that provides the genetic information necessary to build a protein. Each particular gene provides the code necessary to construct a particular protein.
hope this helps !
Dextromethorphan. This is a drug that is used for this purpose and is considered an anti-tussive.
