Which word best describes the relationship between polyps and algae exoskeletal
Bleached
Photosynthetic
Symbiotic

Which part of a feedback mechanism is able to monitor the conditions outside of cells and usually uses nerve cells to relay this information to an intergrating center

Can someone me with 1 to 4 plz. fast

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.