Answer:
Commensalism
Explanation:
Commensalism is when one organism benefits and the other doesn't benefit and is also not harmed. The tree is helping the orchid and the orchid isn't benefiting or harming the tree.
Answer:
If a researcher is studying on the dosage level of some drugs, He is doing a PHARMACOLOGICAL studies
Explanation:
Pharmacology is simply the study of how drugs interact with the body and how the body responds to the drugs. It is simply the study of what drugs does to a body and what a body does to the same drug. Pharmacology is divided into two parts ; Pharmacodynamic and Pharmacokinetics
The term "law" is a historical relic going back to Newtonian times, when after Newton's development of classical mechanics, it was thought that the workings of the universe were directly analagous to a perfectly constructed and perfectly predictable clockwork. That was turned on its head as a result of quantum mechanics, and modern scientists typically avoid use of the term "law" anymore because it is too dogmatic. Newton's "Laws" are still called that mainly for historical reasons now. What used to be called laws are now called theories.
Answer: D. Mitochondrion
Explanation:
The mitochondrion is always the powerhouse of the cell!