If you traveled due west of your current location what biomes would you pass through (from east coast to west coast?)

Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating

Look at the photo of the leaf, which term best describes this leaf ? a-simple.b-parallel.c-lobed.d-tooth.

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture