Archaic homo sapiens:
a. is dated to the late pliocene.
b. is often found with oldowan stone tools.
c. occurs only in europe and asia.
d. shows a mixture of homo erectus and homo sapiens traits.

Which best explains why viruses do not have special structures or enzymes that allow them to make their own food? viruses can use energy in living cells that they infect. viruses can replicate inside a host that they infect. viruses can cause contagious illnesses in host cells. viruses integrate their rna or dna into infected cells.

Which best explains why there are 64 possible codons in the genetic code and only 20 amino acids that make protiens of living organisms on earth

How does natural selection change thephenotypes within a population over time?