Ibelieve it is b modern stromatolites occur only in environments. dry marine grassy none of the above

A3-year-old child with nephrotic syndrome has been receiving prednisone for 1 week. the nurse reviews the child's progress record and determines that the medication has been effective. what information supports this conclusion? select all that apply.

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

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.