The Sahara is a desert located in northern Africa (as you can see in the map). And one of the only answer countries in proximity to that desert is Mali, so the answer would be C.
Answer: CS(Conditioned Stimulus )
Explanation:
Conditioned stimulus is the factor that was at neutral state at previous time but after getting connected with unconditioned stimulus it produces a trigger in the form of conditioned response.
According to the question, door closing is conditioned stimulus because door gets combined with the closing action done by Dr. Meyer which generates a trigger that indicates students about pop quiz.
The Constitution begins with the Preamble which explains the purpose of the Constitution. Seven articles follow the Preamble, and 27 amendments follow the articles.
Yes, it's one of the laws for cells.
All cells come from pre-existing cells, cells cannot be created nor destroyed.
