The geocentric model of the universe states that

the sun is the center of the solar system
the earth is the center of the universe
the moon is the center of the solar system
the solar system has no center

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

The production of cells during mitosis into specialized function is recombination or differentiation

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a. earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c. earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.