This diagram shows a lunar eclipse. during a lunar eclipse, the earth is
a) behind the sun and the moon.
b) in between the sun and the moon.
c) in front of the sun and the moon.
d) next to the sun but not the moon.

In which of the following ways is the function of the surface of a microsphere similar to the function of an actual cell membrane? a.both make it possible for the conditions in the interior to be different from the conditions outside. b.both provide a barrier that keeps water from flowing across it so the interior remains dry. c.both separate the rna that forms in the interior from any rna that might form in the environment. d.both can actively move molecules into the interior or out into the surrounding environment.

What are the types of genetic recombination

Arepair man charged $93.06 the price included 2 hours of labor and 40 service charge how much does the repairmen charge per hour for labor?