Ascientist is observing an organism under the microscope. the organism was found in salt water, is multicellular, and its cells do not have nuclei.

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks