Scientists often work together, but in certain situations, scientists compete with each other. what could be an advantage of competition in science?
a. competition can increase the pace of scientific advancement.
b. competition allows the public to know which scientist is the smartest.
c. competition keeps scientists from sharing their knowledge with others.

An adult who follows a 2000-kcal healthy u.s.-style eating pattern should consume ounce-equivalents from the protein foods group per day.

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

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.