Human impact on trees has been completely negative.

Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?