Background: Matthew is an alien that Ives on Mercury. He claimd that though you both were born on the same day, he has had forty more birthdays than you have. Is Torky correct or incorrect? Please answer with a claim, evidence, and reasoning. For the purpose of this assignment we are assuming that you are twelve years old. ​

In order to clone adult animals, scientists typically begin with a(n)

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Which blood cell spend most of their time in the lymphatic system?