Answer:
A stimulus
Explanation:
When a physical or chemical change occurs either in the internal system of an organism or in the surrounding environment of the organism and this change is detectable by the sensory system of the organism then this change is called as Stimulus. The ability due to which the organism reacts towards this change is known as sensitivity of the organism. The reaction of the organism in relation to the stimulus is known as response.
The location that should have lowest oxygen concentration would be the tissue because it is the furthermost location.
Other location with lowest oxygen concentration should be in the right part of the heart. It is when all unoxygenated blood pooled before going to the lungs. But the left part of the heart will have highest oxygenated blood, so it's ambiguous.
High oxygen concentration should be found in the environment, lungs, and the blood.
Rough endoplasmic reticulum or RER for short.
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D). I believe it compacts and is cemented
Answer:
The limbic system is the part of the brain involved in our behavioural and emotional responses,
Explanation:
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