Anything that can be seen, touched, tasted, smelled or heard. it might also involve the sense of proprioception, such as the movement of the arms and legs or the change in position of the body in relation to objects in the environment .
ex - A car drives past with the window rolled down and the music blasting, Another would be , A duck splashes in a nearby pondd .
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B) Physiological because C is relating to the inside of the organism, A is relating to the forming part of a building or another item and D is reacting to their physical surroundings, so the only other answer would have to be B because in physiological in animals and humans alike, they change something of their physical self's to attain to the environment around them.
Rain forests are important to western medicine because the supplies needed for the medicine is provided for you in the rain forest, therefore making rain forests important for western medicine.
Bacteria exposed to DNA can incorporate the DNA and change phenotype.
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Answer: A
Explanation: The elements in the compounds get rearranged. You can't change the amount of hydrogen, oxygen, or carbon the product contains