In which trimester do the bony parts of the skeleton begin to form
a. first
b. second
c. third
d. none of the above

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.

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

What is the primary function of the nervous system?