| B B B B B | letter |
| Bacillariophyta | chapter 28 | bio 114 | heading |
| Bacteria mutation | chapter 18 | bio 113 | heading |
| Bacteria sex | chapter 18 | bio 113 | heading |
| Bacteria, Gram-negative | chapter 7 | bio 113 | heading |
| Bacterial growth | chapter 27 | bio 114 | heading |
| Bacteriophage | chapter 18 | bio 113 | heading |
| Balanced polymorphisms | chapter 23 | bio 114 | heading |
| Barr bodies | chapter 15 | bio 113 | heading |
| Barriers, breakdown of | chapter 24 | bio 114 | heading |
| Barriers, geographical | chapter 24 | bio 114 | heading |
| Barriers, prezygotic reproductive | chapter 24 | bio 114 | heading |
| Barriers, reproductive | chapter 24 | bio 114 | heading |
| Base pairing | chapter 5 | bio 113 | heading |
| Base sequence | chapter 16 | bio 113 | heading |
| Bases, nitrogenous | chapter 5 | bio 113 | heading |
| Basidiocarp | chapter 31 | bio 114 | heading |
| Basidiomycota, division | chapter 31 | bio 114 | heading |
| Basis of life, mechanistic | chapter 4 | bio 113 | heading |
| Batesian mimicry | chapter 53 | bio 114 | heading |
| Behavior | chapter 51 | bio 114 | heading |
| Behavior, agonistic | chapter 51 | bio 114 | heading |
| Behavior, cooperative | chapter 51 | bio 114 | heading |
| Behavior, mating | chapter 51 | bio 114 | heading |
| Behavior, social | chapter 51 | bio 114 | heading |
| Behavioral biology | chapter 51 | bio 114 | chapter title |
| Behavioral ecology | chapter 51 | bio 114 | heading |
| Behavioral isolation | chapter 24 | bio 114 | heading |
| Behaviors, rhythmic | chapter 51 | bio 114 | heading |
| Behaviors, timing and moving | chapter 51 | bio 114 | heading |
| Benthic | chapter 28 | bio 114 | heading |
| Beta-pleated sheet | chapter 5 | bio 113 | heading |
| Bilateria | chapter 32 | bio 114 | heading |
| Bilateria versus radiata | chapter 32 | bio 114 | heading |
| Bilayer, lipid | chapter 8 | bio 113 | heading |
| Binary fission | chapter 12 | bio 113 | heading |
| Bioenergetics | chapter 6 | bio 113 | heading |
| Biogeochemical cycles | chapter 54 | bio 114 | heading |
| Biogeography | chapter 22 | bio 114 | heading |
| Biogeography, island | chapter 53 | bio 114 | heading |
| Biological order, hierarchy of | chapter 2 | bio 113 | heading |
| Biological species concept | chapter 24 | bio 114 | heading |
| Biological species concept, problems with | chapter 24 | bio 114 | heading |
| Biology, behavioral | chapter 51 | bio 114 | chapter title |
| Biology, Fifth Edition | chapter 2 | bio 113 | heading |
| Biology, molecular | chapter 20 | bio 113 | heading |
| Biomass | chapter 54 | bio 114 | heading |
| Biomass pyramid | chapter 54 | bio 114 | heading |
| Biomass, standing crop | chapter 54 | bio 114 | heading |
| Biotechnology | chapter 20 | bio 113 | heading |
| Biotic component | chapter 50 | bio 114 | heading |
| Birth rate | chapter 52 | bio 114 | heading |
| Bivalvia, class | chapter 33 | bio 114 | heading |
| Blood group, ABO | chapter 14 | bio 113 | heading |
| Blotting, Southern | chapter 20 | bio 113 | heading |
| Body cavities | chapter 32 | bio 114 | heading |
| Bonding, hydrogen | chapter 3 | bio 113 | heading |
| Bonds, chemical | chapter 2 | bio 113 | heading |
| Bonds, chemical, representing | chapter 2 | bio 113 | heading |
| Bonds, covalent | chapter 2 | bio 113 | heading |
| Bonds, energy in | chapter 9 | bio 113 | heading |
| Bonds, hydrogen | chapter 2 | bio 113 | heading |
| Bonds, ionic | chapter 2 | bio 113 | heading |
| Bonds, noncovalent | chapter 2 | bio 113 | heading |
| Bonds, polar covalent | chapter 2 | bio 113 | heading |
| Bonds, weak | chapter 2 | bio 113 | heading |
| Bookkeeping, ATP, cellular respiration | chapter 9 | bio 113 | heading |
| Bottleneck effect | chapter 23 | bio 114 | heading |
| Bottleneck, genetic | chapter 23 | bio 114 | heading |
| Bound ribosomes | chapter 7 | bio 113 | heading |
| Breakdown of barriers | chapter 24 | bio 114 | heading |
| Breeding, true | chapter 14 | bio 113 | heading |
| Bridges, disulfide | chapter 5 | bio 113 | heading |
| Brown algae | chapter 28 | bio 114 | heading |
| Bryophyta, division | chapter 29 | bio 114 | heading |
| Buffer, pH | chapter 3 | bio 113 | heading |