Why is part of the Moon dark? A)Light from the sun only illuminates half of the Moon.
B)Earth's shadow is on half of the Moon.
C)The Moon only makes light on one side.
D)Clouds are blocking half of the Moon's light.
E)The Moon is made up of light and dark rocks.

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

other quantities, called derived quantities, are defined in terms of the seven base quantities via a system of quantity equations. the si derived unitsfor these derived quantities are obtained from these equations and the seven si base units.

not sure if this is what you'r looking for prokaryotes have organelles hope this out at least.