a large gene-containing region of dna in the fruit fly drosophila melanogaster is 92,672 base pairs long. the length of linker dna in drosophila is 35 base pairs.

true                                                                                                       true true true true true true

what bodys are there orbiting?

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.