Complex organisms need cells that can perform many different functions. they need to be supported on a cellular level. Without specialized cells you they won't be able to perform different functions.
Answer:
The flooding of half part of the forest have successful separate the population of frogs in that ecosystem into two different set of frogs. This is an example of allopatric speciation, that is, the population become separated as a result of geographical barrier. This separation will make the two set of frog population to become new species. On the long run, the two species may become unable to relate sexually.
Explanation:
C. There <span>are</span><span> </span><span>seasons</span><span> </span><span>on Mars. </span>
There should be many anatomical similarities among verities and species that have diverged from a common ancestor
