Which of the following characteristics makes all the types of RNA different? (Select all that are true)
a Shape
b Where they are located in the cell
c Elements that make them
d Their functions

Aragonite shells of clams, snails, or scleractinian corals may be preserved unaltered in cenozoic deposits, but they are generally dissolved or recrystallized in older deposits. true or false

The earths core is made up mainly of what 2 substances? 2. like an egg, earth has a core, a layer surrounding the core, and a thin, hard outer layer. which layers of the earth match the layers of an egg?

3differences between bacteria and other 2 cells