Super easy question that includes the answer!

does this model represent a compound? explain your answer.

: the model does not represent a compound because it shows two atoms of the same element combined. to be a compound, the model would need to contain atoms of different elements, represented by different-colored balls.

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.

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

What is used to keep track of the gamates and possible offsprings combination