The tundra biome has the least diversity of plant species. Due to the harsh cold environment, it's common to not see many plants.
Answer:
D.both A and B
Explanation:
because if there some option,like abcd and the letter d. is both a and b that is the correct answer.
The answer is A) less than 2.9
Answer:
yes
Explanation:
extension of proton to electrons
