Who expanded cell theory

Which of the following has a nucleus? A.) Chloroplast B.) Bacteria C.) Yeast D.) Archaea

Which statement best describes the results of DNA replication A) two identical DNA molecules B) one DNA molecule C) messenger RNA D) two genetically different DNA molecules.

mammals excrete nitrogenous waste primarily as urea, which is water-soluble, in liquid urine. Birds and reptiles excrete it primarily as solid uric acid, which is not water soluble.

In this lab, you will figure out who was guilty of the classroom good mess by determining which macromolecules are present in the mystery food sample. Rephrase this statement as a scientific question you can answer through investigation.

What are decomposers? A. organisms that use the sun's energy in the process of photosynthesis B. organisms that break down waste and dead plant and animal materials C. organisms that kill plants and animals in the process of consuming them D.

A client who has syphilis tells the nurse that it must have been contracted from a toilet seat. the nurse knows that this cannot be true because of what property of the causative agent of syphilis?

What is the process of breaking down food into molecules that the body can use called?

What event occurs when a microbe acquires a genc mutation that allows it to resist the effects of a. Virulence b. Infection c. Antibiotic resistance d. Placebo effect

The cerebral arterial circle, the mesenteric arches, and superficial palmar arch are all examples of which type of structure?

Which of the following is an organic compound? a. carbon monoxide (CO) b. sodium chloride (NaCl) c. sulfur oxide (SO) d. water (H2O)