Once in existence, Acheulean tools A) showed continuous ...

[bobbysung]

Once in existence, Acheulean tools
 
  A) showed continuous progress in complexity and variety
  B) led to highly specialized versions of the hand axe
  C) went out of style within 100,000 years and were replaced by blade tool technology
  D) replaced the Oldowan tools all across the Old World
  E) did not change or changed very little for the next 1.5 million years

Question 2

Codons
 
  A) are three adjacent nucleotide bases
  B) contribute to protein synthesis
  C) code for the production of particular amino acids
  D) all of the above
  E) none of the above

[komodo7]

Answer to Question 1

E

Answer to Question 2

D

[bobbysung]

TYSM

[epscape]

Gracias!