Answer
That used to follow the movements of molecules in the cells.
Explanation:
A cross-sectional view of a log shows a concentric pattern. Which part of the stem gives rise to this pattern?
B. Xylem
as it contribute for most of a tree's growth in diameter.
Fiower colour is red;AA. Flower colour is blue
Answer:
The most recent common ancestor of all currently living organisms is the last universal ancestor, which lived about 3.9 billion years ago. ... 6,331 groups of genes common to all living animals have been identified; these may have arisen from a single common ancestor that lived 650 million years ago in the Precambrian.
Well it's impossible for different population to have the same name.
So I would say this for the answer.
One population can have the same name.