DNA polymerase can only move in what direction?

A. 3' to 5'

B 5' to 3'

Earth is made mostly of metals and rocks. where did this material come from?

Where are you most likely to find plant roots? O A. Chorizon O B. O horizon A horizon O D. B horizon

Which of the following is the best example of physical weathering? O Sediment piling up at the mouth of a river O Plant roots growing through concrete and splitting it O Waves carrying sand away from a beach OSmall rocks being carried along a river

The instructions for the traits of an organism are determined by?

What structures are included in the level of organization called groups of cells

When an organism has two different alleles for a trait, it is said to be ...

Another name for the ___, is windpipe

Why does a plant have both a cell wall and the cell membrane

What gas can be released into a balloon during fermentation by yeast?

Which is most likely to contain organic compounds