Look at this image, it is about how loess is formed. !

Why does earth contain such diverse life forms?

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2