Ribsomemrna: amino acids: can anyone me !

1:molecules carry the coding sequences for protein synthesis

2: Amino acids are organic compounds containing amine and carboxyl functional groups, along with a side chain specific to each amino acid.

a. to encourage apoptosis

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.