Question

43) Which sequence correctly lists the different levels of biological organization? C. t organ s isms 44) The difference between 12c and "c is B. 2 protons D. 2 carbon atoms. 45) Which of the following molecules is NOT a compound? A. HO B. HCI E. NaOH 46) Characteristics of most living organisms include the ability to Ajrespond and adapt to their environment. Bigrow and reproduce DjA and B only E)aW of the above 47) The maintenance of a relatively constant internal in an organism is termed E)none of the above 48) The simplest units of matter are C)molecules Djatoms. electrons. 49) Which of the following would have a negative charge? Aja molecule Cla neutron DJan atom Eja proton 50) Isotopes of an element differ in the number of C)electrons in the nucleus. Djelectron clouds Ejneutrons in the nucleus 51) Positively charged subatomic particles are called Ajneutrons Cjelectrons. Djquarks E)protons

Answer 1

Answer:

43) Which sequence correctly lists the different levels of biological organization?

• Answer: E) Cells-tissues-organs-organ systems-organisms

44) The difference between 12C and 14C is

• Answer: C) 2 neutrons

45) Which of the following molecules is NOT a compound?

• Answer: C) H₂

46) Characteristics of most living organisms include the ability to

Answer: D) A and B Only

47) The maintenance of a relatively constant internal environment in an organism is termed

• Answer: C) Homeostasis

48) The simplest units of matter are:

• Answer: D) atoms
  

49) Which of the following would have a negative charge?

• Answer: B) an electron