Answer:
D. a cause that directly leads to a normal condition without interference
Explanation:
Direct contact infections spread when disease-causing microorganisms pass from the infected person to the healthy person via direct physical contact with blood or body fluids.
The only living thing that makes its own food is the plant. So the first step in a food chain is always a plant that makes its own food by sun. :)))
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Answer:
The correct answer is : option A. emotional arousal in the amygdala activates memory consolidation in the hippocampus.
Explanation:
Hippocampus is the part of the brain known for the consolidation of the memories to short time to long term memories based on their emotional relevance.
Amygdala is the part of the brain that is responsible for emotional arousal or forming emotion which is later activates the hippocampus to consolidate this memory. Memory with the emotional aspects retained for long term than boring or humdrum experiences due to the reason mentioned above.
Answer:
Arteries carry oxygenated blood away from the heart. Veins carry the blood back to the heart. Veins contain valves that ensure blood flows in only one direction. Arteries don’t require valves because pressure from the heart is so strong that blood is only able to flow in one direction.
Explanation:
Explanation:
Well, one could use a magnet to see if it's ferrous. One could melt it to check which type it is, use a metal detector, or just use their senses: If it dings or clinks like metal, and feels like it’s texture. If it polishes with metal polish, is reflective, can be shaped or shape when heated… It usually is a metal. If it rusts, or oxidizes, it is or contains metal. If it “smells" like metal, most likely, it is metal. Finally, if it walks like metal, and quacks like metal, most likely we have a metal
