In living things, cells must be in a(n) solution where water leaves and enters the cell at the same rate

What is a traditional chinese touch therapy involving finger pressure applied to specific areas of the body to restore the flow of qi.

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

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment