bacteria are organisms that reproduce asexualy how is this better for them than reproducing sexually?

Which phrase best describes surface currents? 1. up-and-down ocean movement caused by wind 2. waves that hit the shore at an angle and transport sand 3. streams of warm water flowing through the ocean and caused by wind 4. waves that approach the shore and cause their crests to fall into their troughs

The image shows embryos of three vertebrate classes

Nh3 +02-no + h20 is unbalanced what is the balanced equation