What occurs when people are exposed to substances that their bodies are sensitive to? histamines allergies antihistamines allergens

During an investigation of an xss attack, the investigator comes across the term "[a-za-z0-9\%]+" in analyzed evidence details. what is the expression used for?

Which is one example of a phenotypic change that is not genetic

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different