33) Each of the following statements is a basic principle of…

33) Each of the following statements is a basic principle of the cell doctrine EXCEPT which one of the following? A) All cells have a nucleus and organelles. B) All living things are composed of cells and cell products. C) A single cell is the smallest unit that exhibits all of the characteristics of life. D) All cells come from preexisting cells.

37) In which one of the following ways do prokaryotic cells…

37) In which one of the following ways do prokaryotic cells differ from eukaryotic cells? A) Prokaryotic cells have a plasma membrane composed entirely of protein. B) Prokaryotic cells lack a membrane-bound nucleus and other membranous organelles. C) Prokaryotic cells lack DNA, RNA, and ribosomes. D) Prokaryotic cells have cytoplasm that is bounded by a cell membrane.

17) Which one of the following best describes the proper seq…

17) Which one of the following best describes the proper sequence of steps involved in the scientific method? A. state hypothesis              D. . support or disprove hypothesis B. observe                             E.  form a prediction C. experiment A) b, a, d, e, c B) a, b, c, d, e C) b, a, e, c, d D) a, b, c, e, d

4) Which one of the following is a TRUE statement? A ) Molec…

4) Which one of the following is a TRUE statement? A ) Molecules are considered to be the smallest unit capable of exhibiting all the characteristics of life. B) Cells arise spontaneously from nonliving chemical elements. C) All living things are made up of at least one cell. D) Cells are incapable of maintaining homeostasis because they are too small.