During sexual reproduction, sex cells are combined to from offspring

One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.

Which coal field location is related to coal fields in the eastern united states and supports the theory of continental drift? eastern india southern africa western australia northern south america

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.