Answer:
Internal can be you don't want bad things happening to your body, you don't want drugs affecting your health,etc.External could be you don't want it to affect your family or people around you.For example, like a cigarette if you are smoking in public you can be affecting others passing by or hanging out with you(external)but if it's just you by yourself smoking it is damaging your lungs(internal)
Answer:
Number 1 is semantic. Number 2 is hippocampus. Number 3 is Mary Cover-Jones. Number 4 is fixed ratio.
Explanation:
Semantic memory is every day generally obvious knowledge.
Episodic memory is something you learn and remember based on what happened in your own personal life.
The hippocampus is integral in consolidating memories from short-term to long-term memory
You should do this by putting the blood sample in a secure container. Then put it in a bag and label the substance. After this take it to the lab and do what is needed for the experiment.