Can someone help me with this question :) suggest a reason for using different syringes for measuring the yeast suspension and the hydrogen peroxide solution

(6.02 mc)what affect do marine protected areas have on environmental quality? they increase environmental quality by preventing resource overuse. they increase environmental quality by adding new species. they decrease environmental quality by removing all human activity. they decrease environmental quality by adding recycling facilities.

Explain the process that creates the heat of the sun?

Which level of taxonomy has the fewest organisms?