Which is a basic characteristic of all living cells? cell wall
protein coat
energy metabolism
antibiotic resistance

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

Set comes up with for examples of sound waves ocean wave light wave and hand wave which of tonys examples is not an actual scientific wave

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun