For many cultures, holidays and celebrations are a time for family and friends to gather together and can promote unhealthy behaviors. which statements represents a way family and culture can promote healthy behavior during such events?

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.

Knowing the importance of the essential elements, why would someone chose a diet that does not address all of them?

Which to produce involved from a symbiotic relationship of organisms which resulted in eukaryotic organisms contain chloroplast