Some bacteria and algae have an additional coating made of polysaccharides and lipids that gives them their slimy feel. this coating is called the

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

The earth's oceans are made up of chlorine, and trace elements. a) carbon, oxygen b) oxygen, silicon c) hydrogen, oxygen d) nitrogen, oxygen

When energy is used, atp molecules convert to adp molecules. this process is called