Question

1. Which one of the following is TRUE regarding water?

   	A.	Water molecules are attracted to each other by ionic bonds.
   	B.	Each molecule of water consists of  two atoms of hydrogen and  one atom of oxygen covalently bonded to each other.
   	C.	Electrons are shared equally between the atoms of water.
   	D.	Water is a type of ion.
   	E.	The oxygen side of the water molecule is partially positive.

1.5 points   

QUESTION 81

1. Which one of the following is a TRUE statement?

   	A.	Cells arise spontaneously from nonliving chemical elements.
   	B.	All living things are made up of at least one cell. (one or more cells)
   	C.	Molecules like proteins exhibit all the characteristics of life.
   	D.	Cells are incapable of maintaining homeostasis because they are too small.
   	E.	organisms can't be unicellular.

1.5 points   

QUESTION 82

1. Which one of the following is a lipid?

   	A.	cholesterol
   	B.	maltose
   	C.	glycogen
   	D.	cellulose
   	E.	alanine

1.5 points   

QUESTION 83

1. Which one of the following is a very important  source of energy for nearly all  cells? (molecule used in cellular respiration)

   	A.	cellulose
   	B.	monosaccharrides
   	C.	deoxyribose
   	D.	disaccharrides
   	E.	polysaccharrides

1.5 points   

QUESTION 84

1. Which one of the following is an example of "gene pharming"?

   	A.	the production of human insulin by  E. coli
   	B.	the production of beta carotene in golden rice
   	C.	the production of HBV vaccines in yeast
   	D.	the production of goat milk that contains human antithrombin III protein

1.5 points   

QUESTION 85

1. Which one of the following provides the central nervous system with information about the outside environment?

   	A.	brainocratic division
   	B.	sensory division
   	C.	parasympathetic division
   	D.	motor division
   	E.	sympathetic division

1.5 points   

QUESTION 86

1. Which one of the following sequences is CORRECT in terms of level of organization from  least (smallest most specific), to most complex (largest)?

   	A.	atoms, cells, tissues, organs, organ systems, organism
   	B.	atoms, cells, organs, tissues, community, population
   	C.	tissues, organ systems, population, cells, organism, atoms
   	D.	atoms, cells, organism, organ systems, ecosystem

1.5 points   

QUESTION 87

1. Which one of the following sequences represents taxa arranged in order from  largest, most all inclusive category, to smallest? (remember our song?)

   	A.	Kingdom, phylum, order, class, genus, species, family
   	B.	genus, species, family, order, class, phylum, kingdom
   	C.	Kingdom, phylum, class, family, order, genus, species
   	D.	kingdom, phylum, class, order, family, genus, species
   	E.	Kingdom, phylum, class, order, genus, species, family

1.5 points   

QUESTION 88

1. 
   
   
   Which one of the following stages of mitosis is shown in the figure, and which stage comes next? (THINK: who's being pulled apart?)

   	A.	metaphase, anaphase
   	B.	metaphase, telophase
   	C.	anaphase, telophase
   	D.	telophase, anaphase
   	E.	prophase, anaphase

Answer 1

B. Each molecule of water consists of  two atoms of hydrogen and  one atom of oxygen covalently bonded to each other

Q 81. B.All living things are made up of at least one cell. (one or more cells)

Q82. A. cholesterol

Q83. B. monosaccharides

Q 84. A. the production of human insulin by  E. coli

Q85. B sensory division

Q86. A. atoms, cells, tissues, organs, organ systems, organism

Q 87. D. kingdom, phylum, class, order, family, genus, species

Q88. A. metaphase, anaphase