Which of the following best describes hair? Hair is made of mostly tightly packed living cells. Hair does not help control body temperature. Hair growth occurs in the hair follicle. Hair grows at 2. 5mm a month.

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

What are some characteristics of a free enterprise economy?

Wich organism obtains its energy from dead or decaying matter