A. true
B. false
Answer: False, they have theories but nothing is certain.
Explanation:
B. DNA
C. RNA
D. ARP
E. ATP
option Eis correct answer Mickle
The steeper the slope of the track the quicker the toy car will accelerate.
Answer:
Acid desposition is very harmful for the environment because it can easily combine with primary pollutants like carbon monoxide, particulate matter, sulfur oxide etc and form harmful substances.
Explanation:
mutualism
B.
commensalism
C.
parasitism
D.
competition
I will friend and thank for best answer