Coral reefs have a symbiotic relationship with algae. because of human activity, the ocean is absorbing high levels of , which causes an increase in ocean temperature. due to these unfavorable conditions, corals expel algae, leading to first blank: a. oxygen b. biodiversity c. carbon dioxide second blank: a. biomagnification b. bleaching c. fragmentation

Trilobal fibers were found on kidnapping victim. which of the following fibers would most likely to be trilobat? a. cotton b. nylon c. wool d. silk me

Actual age your first developed of age well comparison age refers to absolute age true or false

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.