Classify the following material as mineral, gem, ore, or none. some may have more than one answer.

rutile

Abnormally increased blood levels of sodium are termed: a. hyperkalemia b. hypercalcemia c. hypernatremia d. hypercalcemia

What spf sunscreen should you use to exercise outside? a. at least 15?

One of the ways in which the endocrine system differs from the nervous system is that the endocrine system works more quickly than the nervous system. a. True b. False

What phrase best defines a star system

When did Homo sapiens first evolve

Is there more lymphoid tissue in adults than in children?

Which is true regarding all X-linked disorders? Group of answer choices they result in a longer lifespan they are caused by mutations of the X chromosome they are linked to an unknown chromosome they are disorders that affect only women

I need an example of 2 plants, 1 plant that reproduces sexually, and 1 plant that reproduces asexually and step by step description of both processes.

What food web/chain does red-headed woodpecker belongs in?

List and describe at least four different types of luster that minerals may display.