Which conversion is controlled by the insulin

Why do bacteria thrive even in hostile environments

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

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry