Kelli drew a diagram to compare cast and imprint fossils. Which label belongs in the area marked Y?

Involves minerals replacing remains of organism
Takes millions of years to form
Gives evidence of organism's activity
Involves mold filling with minerals and sediment

Which of the following units is not an official si unit? mole liter kilogram ampere

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors