b)1 unicellular- means one cell
Answer:
Option (a).
Explanation:
Phylogentic tree may be defined as the the diagrammatic representation of the evolutionary relationship of the organism. The phylogenetic trees are made on the hypothesis and do not explain any fact.
The branching in the phylogenetic tree determines the evolution of the species from the common ancestor. The common ancestor is located at the base of the phylogenetic tress. Since, Ardipithecus ramidus is located at the base it shows that Ardipithecus ramidus is a common ancestor.
Thus, the correct answer is option (a).
Answer:
Water
Explanation:
Just took post test for edmentum
The best answer would be "research reasons why species change over long periods of time"
if not i apologize but this is my best guess<span />
A biologist researching liver function in mice can administer drugs that are meant for human use to the rats and find out the effects this drugs will have on the rats' liver. Whatever result she find can be extrapolated to humans.
Thus, the biologist can contribute to medial advancements by using her findings to predict the effects of these drugs on human livers.