A leaf preserved in hard transparent material is found in:
O a mold
O a trace fossil
fossilized amber
O a cast

5) these are organisms where the genetic material is not bound by a nucleus. they are usually unicellular.

Which best describes a rhinovirus? o a. a virus that causes a common cold o b. a protective shell around a virus o c. a tube the comes off a virus o d. a piece of dna transferred by a virus

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !