Im doing a science project any topic ideas of how humans affect the earth?

Vitamin d is unique in that it has a site of synthesis that is different from the location of action, so it is considered to be a click the answer you think is right. enzyme. lipase. nonessential nutrient. hormone?

Which one is not a part of the base of the cranial cavity? a.scala anterior b.scala media c.scala lateralis d.scala posterior

Which is a type of epithelial tissue? a. the skin on your hand b. cardiac muscle c. neurons d. cartilage