3. Some organelles are present in both plant and animal cells. Each organelle performs a different function. Which of the functions listed below are performed by organelles found in both plants
and animals?

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.

In which of the following relationships is one organism always benefited while the other organism is always harmed

Which statement explains how gravity and intertia work together