Need which is most likely an index fossil? fossils in rock layers layer (from top) fossil in layer 1 a, c 2 e 3 a, d, f 4 b 5 f, c 6 d, b a) a b) b c) d d) e

Describe at least 2 abiotic and two biotic factors found in the desert biome how do these abiotic factors interact with the biotic factors

If the rna molecule in a human has the nucleotide sequence of guu, this would the amino acid valine would be needed to make the protein. how would this cha process was occurring in a mushroom?

Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.