Answer:
B.) These continents have become more industrialized.
Explanation:
These continents have become more industrialized. As they have become more industrialized, the economy grows and so does the need for energy.
<span>Parents can pass on chromosomes to their children that are different than their own when the new gene combinations are created by crossing over. The exchange of genetic material between homologous chromosomes is known as crossing over which occurs in meiosis. When homologous chromosomes pair up and exchange different segments of the genetic material. As the result, a new combination of genes will be formed. If there was not crossing over, all genes on a chromosome would be inherited together.</span>
Superior vena cava- upper body inferior vena cava
lower body- bother drain into the right atrium
