Plant species a has a diploid number of 12. Plant species b has a diploid number of 16. A new species, c, arises as an allopolyploid from the hybridization of a and b.

yes? sounds right, but you didn’t ask a question.

b tumor cells have a cell wall instead of a membrane

explanation:

tumor cells different from normal cells because tumor cells have a cell wall instead of a membrane.

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.

acceleration = 18/3 = 6 m/s per second.

hope i

-lavira: )