What is a trench? Select all that apply.

What feature of cell theory is best demonstrated in the image

What type of plant is good for a bioassay and where can i buy it? i only have a month.

(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.