Why do we think that DNA was probably NOT the first ...

[segrsyd]

Why do we think that DNA was probably NOT the first self-replicating molecule?
 
  A) it is able to replicate using carbohydrates rather than proteins
  B) it is far to complex to have been the first self-replicating molecule
  C) it is able to replicate at high temperatures found near deep ocean vents
  D) laboratory have shown that it is able to catalyze its own replication

Question 2

In the formula v2 = vo2 + 2 a x, what does x represent?
 
  What will be an ideal response?

[rleezy04]

Answer to Question 1

B

Answer to Question 2

The CHANGE in POSITION, which is NOT necessarily the distance gone.

[segrsyd]

Thanks for the timely response, appreciate it

[CAPTAINAMERICA]

Great answer, keep it coming