Answer:
Arousal theory
Explanation:
Arousal theory is a theory of motivation and according to this theory people are motivated to perform actions because they want to maintain an optimum level of physiological arousal. There is a unique arousal level for each person. When the arousal level drops below this level, the person seeks for some sort of stimulation in order to elevate it up to the optimum level.
The same is the case of Juan in the question. Sky diving gives him a unique level of arousal and for maintaining it he practices the diving even he is tired after a long day of work.
The parents both need to be heterozygous, meaning they have to have one dominant and one recessive allele.
The function of a vacuole is to store food or any other type of nutrients the cell might need to survive. This is true for both the plant and animal cell, though in the plant cell the vacuole's are much larger.
Bacteria still offers its benefits. Like for example in the digestive system, they help break down food, like plant fibers. They also supply us with vitamins like biotin and Vitamin K.
<span>These illnesses are spread by contact with infected mucus.
hopes this helps mate
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