The term that is often incorrectly used to describe evolution by natural selection is "survival of the fittest."
A virgin is someone who has not engaged in sexual intercourse. It is a term often used to describe someone who has not had any sexual experience or has not yet had sexual relations.
a fact, occurrence, or circumstance observed or observable
The term opinionated fact is a slang term used to describe someone who has based their opinion on string facts. In reality there is no such thing as an opinionated fact. An opinion is a belief whereas a fact cannot be debated.
Cryo-Techniques is a term used to describe the process of fixing things. It refers to stabilizing and fixing specimens so that they can be observed.
This is related to the fact that the square of both a positive and a negative number is always positive. The last term is simply the square of the second term, in the original binomial.
many people worked all the time and made barely enough money to survive~apex
Conditions in the patient that can be observed
Symptom. A symptom is a subjective manifestation of a disease and it is expressed by the patient. A sign is an objective manifestation and it is seen by the clinician.