2. Integrate Informatioh In terms of valencerisy electrons, explain the difference between an ionic bond and a covalent bond.

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad

Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.