34. renewable resource
35. This is becasue his body will begin to rely on the artificial testosterone which will cause his body to no longer produce its own.
Polygenic inheritance I believe.
It is the baby's life support system and breathing organ while in the womb. The placenta allows oxygen and nutrients to move from the mothers blood to the fetus' blood.
The nitrogen bases is unique to RNA is uracil. Uracil is one of the five nitrogen bases found in the codon of the DNA make-up among adenine, guanine, cytosine and thymine. codon pairs up with an anti codon to form the genetic material, DNA in the system