Why does Earth have day and night? A. Earth revolves around the sun
B. Earth rotates on its axis
C. The Moon revolves around the Earth
D. Earth revolves around the Moon

In the african savanna,more wildebeests are born than the environment can support. which is most likely to happen over a period of years as a result

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.