The largest and most complex of microorganisms are

bacteria
protozoa
rickettsiae
viruses

7th grade question (easy) look at the diagram of the food web. the arrows mean eaten by. what would happen if the number of snakes went down? answer choices are in the image.

Drag each label to the correct location on the chart. match the function to the type of tissue

Use the distance formula to determine weather each pair of segments have the same length