The Cambrian Period marks an important point in the history of life on Earth; it is the time when most of the major groups of animals first appear in the fossil record. This event is sometimes called the "Cambrian Explosion," because of the relatively short time over which this diversity of forms appears
Liters/cl/ml/dl for liquids and cubic meters/cm/mm/km for solids
TRNA and mRNA i would say
Answer:
It means the proportion of the incident light or radiation that is reflected by a surface, typically that of a planet or moon.
Explanation:
There you go :)
