| P P P P P | letter |
| P generation | chapter 14 | bio 113 | heading |
| P site | chapter 17 | bio 113 | heading |
| Pairing, base | chapter 5 | bio 113 | heading |
| Paleontology | chapter 25 | bio 114 | heading |
| Paraphyletic domain = protista | chapter 28 | bio 114 | heading |
| Paraphyletic taxa | chapter 25 | bio 114 | heading |
| Parasitism | chapter 27 | bio 114 | heading |
| Parazoa versus eumetazoa | chapter 32 | bio 114 | heading |
| Parental investment | chapter 51 | bio 114 | heading |
| Parental type | chapter 15 | bio 113 | heading |
| Partitioning, resourse | chapter 53 | bio 114 | heading |
| Passive transport | chapter 8 | bio 113 | heading |
| Passive versus active transport | chapter 8 | bio 113 | heading |
| Pathway, signal transduction | chapter 11 | bio 113 | heading |
| Patterns of dispersion | chapter 52 | bio 114 | heading |
| Patterns, fixed action | chapter 51 | bio 114 | heading |
| PCR | chapter 20 | bio 113 | heading |
| Pedigree analysis | chapter 14 | bio 113 | heading |
| Pedigree graphic representation | chapter 14 | bio 113 | heading |
| Peptide bond | chapter 5 | bio 113 | heading |
| Perfect organisms, does (can) evolution fashion one? | chapter 23 | bio 114 | heading |
| Period, critical | chapter 51 | bio 114 | heading |
| Peripheral isolates | chapter 24 | bio 114 | heading |
| Peripheral membrane proteins | chapter 8 | bio 113 | heading |
| Permeability, selective | chapter 8 | bio 113 | heading |
| pH | chapter 3 | bio 113 | heading |
| pH buffer | chapter 3 | bio 113 | heading |
| Phaeophyta | chapter 28 | bio 114 | heading |
| Phage | chapter 18 | bio 113 | heading |
| Phage, pro | chapter 18 | bio 113 | heading |
| Phagocytosis | chapter 8 | bio 113 | heading |
| Phagocytosis and food vacuoles | chapter 7 | bio 113 | heading |
| Pharyngeal slits | chapter 34 | bio 114 | heading |
| Phenotype | chapter 14 | bio 113 | heading |
| Phenotype (properties of or impacting on) | chapter 14 | bio 113 | heading |
| Phenotype comparison | chapter 22 | bio 114 | heading |
| Phosphatase, protein | chapter 11 | bio 113 | heading |
| Phosphate group | chapter 4 | bio 113 | heading |
| Phosphate, inorganic | chapter 4 | bio 113 | heading |
| Phosphodiester linkages | chapter 5 | bio 113 | heading |
| Phospholipid | chapter 5 | bio 113 | heading |
| Phospholipids | chapter 8 | bio 113 | heading |
| Phosphorous cycle | chapter 54 | bio 114 | heading |
| Phosphorylation, oxidative (1) | chapter 9 | bio 113 | heading |
| Phosphorylation, oxidative (2) | chapter 9 | bio 113 | heading |
| Phosphorylation, substrate-level | chapter 9 | bio 113 | heading |
| Photoautotroph | chapter 27 | bio 114 | heading |
| Photoheterotroph | chapter 27 | bio 114 | heading |
| Photophosphorylation | chapter 10 | bio 113 | heading |
| Photosynthesis | chapter 10 | bio 113 | chapter title |
| Photosynthesis, light reaction of | chapter 10 | bio 113 | heading |
| Photosynthesis, overall reaction | chapter 10 | bio 113 | heading |
| Photosynthesis, two reactions of | chapter 10 | bio 113 | heading |
| Photosystems | chapter 10 | bio 113 | heading |
| Phototrophs | chapter 27 | bio 114 | heading |
| Phylogenic overview | chapter 28 | bio 114 | heading |
| Phylogenies | chapter 25 | bio 114 | heading |
| Phylogeny: chordate through tetrapod | chapter 34 | bio 114 | heading |
| Phylum Annelida | chapter 33 | bio 114 | heading |
| Phylum Arthropoda | chapter 33 | bio 114 | heading |
| Phylum Chordata | chapter 33 | bio 114 | heading |
| Phylum Cnidaria | chapter 33 | bio 114 | heading |
| Phylum Echinodermata | chapter 33 | bio 114 | heading |
| Phylum Mollusca | chapter 33 | bio 114 | heading |
| Phylum Nematoda | chapter 33 | bio 114 | heading |
| Phylum Platyhelminthes | chapter 33 | bio 114 | heading |
| Phylum Porifera | chapter 33 | bio 114 | heading |
| Phylum Rotifera | chapter 33 | bio 114 | heading |
| Physical distance analog | chapter 15 | bio 113 | heading |
| Physical effects on enzyme activity | chapter 6 | bio 113 | heading |
| Pi | chapter 4 | bio 113 | heading |
| Piloting | chapter 51 | bio 114 | heading |
| Pine, life cycle of | chapter 30 | bio 114 | heading |
| Pinocytosis | chapter 8 | bio 113 | heading |
| Placentals | chapter 34 | bio 114 | heading |
| Placodermi, class | chapter 34 | bio 114 | heading |
| Planktonic | chapter 28 | bio 114 | heading |
| Plant defenses against predation | chapter 53 | bio 114 | heading |
| Plant Diversity I: The Colonization of Land | chapter 29 | bio 114 | chapter title |
| Plant Diversity II: The Evolution of Seed Plants | chapter 30 | bio 114 | chapter title |
| Plant divisions | chapter 29 | bio 114 | heading |
| Plant reproduction | chapter 29 | bio 114 | heading |
| Plant terrestrial adaptations | chapter 29 | bio 114 | heading |
| Plantae | chapter 28 | bio 114 | heading |
| Plantae, kingdom | chapter 28 | bio 114 | heading |
| Plants | chapter 29 | bio 114 | heading |
| Plasma membrane | chapter 7 | bio 113 | heading |
| Plasma membrane, attachments to | chapter 7 | bio 113 | heading |
| Plasmids | chapter 18 | bio 113 | heading |
| Plasmids, R | chapter 18 | bio 113 | heading |
| Plasmodial slime molds | chapter 28 | bio 114 | heading |
| Plasmogamy | chapter 31 | bio 114 | heading |
| Plasmolysis | chapter 8 | bio 113 | heading |
| Plasticity of phenotype | chapter 19 | bio 113 | heading |
| Platyhelminthes, phylum | chapter 33 | bio 114 | heading |
| Play | chapter 51 | bio 114 | heading |
| Pleated sheet | chapter 5 | bio 113 | heading |
| Pleiotropy | chapter 14 | bio 113 | heading |
| Ploidy | chapter 31 | bio 114 | heading |
| Point mutation | chapter 17 | bio 113 | heading |
| Polar covalent bond | chapter 2 | bio 113 | heading |
| Polar molecule, water is a | chapter 3 | bio 113 | heading |
| Polarity (5' to 3'), DNA | chapter 16 | bio 113 | heading |
| Pollen | chapter 30 | bio 114 | heading |
| Polyandry | chapter 51 | bio 114 | heading |
| Polychaeta, class | chapter 33 | bio 114 | heading |
| Polygamous | chapter 51 | bio 114 | heading |
| Polygenic inheritance | chapter 14 | bio 113 | heading |
| Polygyny | chapter 51 | bio 114 | heading |
| Polymer | chapter 5 | bio 113 | heading |
| Polymerase chain reaction | chapter 20 | bio 113 | heading |
| Polymerase, DNA | chapter 16 | bio 113 | heading |
| Polymerase, RNA | chapter 17 | bio 113 | heading |
| Polymerization | chapter 5 | bio 113 | heading |
| Polymorphism | chapter 23 | bio 114 | heading |
| Polymorphism, restriction fragment length | chapter 20 | bio 113 | heading |
| Polymorphisms, balanced | chapter 23 | bio 114 | heading |
| Polypeptide | chapter 5 | bio 113 | heading |
| Polyphyletic taxa | chapter 25 | bio 114 | heading |
| Polyploidy | chapter 15 | bio 113 | heading |
| Polysaccharide | chapter 5 | bio 113 | heading |
| Pool, gene | chapter 23 | bio 114 | heading |
| Population | chapter 23 | bio 114 | heading |
| Population density | chapter 52 | bio 114 | heading |
| Population ecology | chapter 50 | bio 114 | heading |
| Population Ecology | chapter 52 | bio 114 | chapter title |
| Population ecology | chapter 52 | bio 114 | heading |
| Population genetics | chapter 23 | bio 114 | heading |
| Population growth | chapter 52 | bio 114 | heading |
| Population growth, Limits on | chapter 52 | bio 114 | heading |
| Population increase, intrinsic rate of | chapter 52 | bio 114 | heading |
| Population size | chapter 52 | bio 114 | heading |
| Populations, extant | chapter 22 | bio 114 | heading |
| Populations, K-selected | chapter 52 | bio 114 | heading |
| Populations, r-selected | chapter 52 | bio 114 | heading |
| Porifera, phylum | chapter 33 | bio 114 | heading |
| Porkaryotes, impact of | chapter 27 | bio 114 | heading |
| Positive control | chapter 18 | bio 113 | heading |
| Postanal, muscular tail | chapter 34 | bio 114 | heading |
| Post-transcriptional control | chapter 19 | bio 113 | heading |
| Post-translational polypeptide modification | chapter 17 | bio 113 | heading |
| Postzygotic isolation | chapter 24 | bio 114 | heading |
| Potential energy | chapter 2 | bio 113 | heading |
| Predation | chapter 53 | bio 114 | heading |
| Predation and species diversity | chapter 53 | bio 114 | heading |
| Predation, animal defenses against | chapter 53 | bio 114 | heading |
| Predation, defense against | chapter 53 | bio 114 | heading |
| Predation, plant defenses against | chapter 53 | bio 114 | heading |
| Prezygotic reproductive barriers | chapter 24 | bio 114 | heading |
| Primary consumer | chapter 54 | bio 114 | heading |
| Primary ecological succession | chapter 53 | bio 114 | heading |
| Primary electron acceptor | chapter 10 | bio 113 | heading |
| Primary producer | chapter 54 | bio 114 | heading |
| Primary productivity | chapter 54 | bio 114 | heading |
| Primary productivity, gross | chapter 54 | bio 114 | heading |
| Primary productivity, net | chapter 54 | bio 114 | heading |
| Primary structure | chapter 5 | bio 113 | heading |
| Primase | chapter 16 | bio 113 | heading |
| Primates | chapter 34 | bio 114 | heading |
| Priming, RNA | chapter 16 | bio 113 | heading |
| Principle of allocation | chapter 50 | bio 114 | heading |
| Proabilities, range of | chapter 14 | bio 114 | heading |
| Probability theory | chapter 14 | bio 114 | heading |
| Probability theory: calculating for events not happening | chapter 14 | bio 114 | heading |
| Probability theory: genetics practice problems | chapter 14 | bio 114 | heading |
| Probability theory: law of addition | chapter 14 | bio 114 | heading |
| Probability theory: Law of multiplication | chapter 14 | bio 114 | heading |
| Probability theory: range of probabilities | chapter 14 | bio 114 | heading |
| Probability theory: statistical independence | chapter 14 | bio 114 | heading |
| Problems with the biological species concept | chapter 24 | bio 114 | heading |
| Processing, mRNA | chapter 17 | bio 113 | heading |
| Producer, primary | chapter 54 | bio 114 | heading |
| Product | chapter 2 | bio 113 | heading |
| Product of catabolism: ATP | chapter 6 | bio 113 | heading |
| Productivity, gross primary | chapter 54 | bio 114 | heading |
| Productivity, net primary | chapter 54 | bio 114 | heading |
| Productivity, primary | chapter 54 | bio 114 | heading |
| Productivity, pyramid of | chapter 54 | bio 114 | heading |
| Productivity, secondary | chapter 54 | bio 114 | heading |
| Prokaryote | chapter 7 | bio 113 | heading |
| Prokaryotes and the Origins of Metabolic Diversity | chapter 27 | bio 114 | chapter title |
| Prokaryotic morphological diversity | chapter 27 | bio 114 | heading |
| Prokaryotic origin | chapter 26 | bio 114 | heading |
| Prometaphase | chapter 12 | bio 113 | heading |
| Promiscuous | chapter 51 | bio 114 | heading |
| Promoter | chapter 18 | bio 113 | heading |
| Promoter binding | chapter 17 | bio 113 | heading |
| Proofreading | chapter 16 | bio 113 | heading |
| Prophage | chapter 18 | bio 113 | heading |
| Prophage and disease | chapter 18 | bio 113 | heading |
| Prophase | chapter 12 | bio 113 | heading |
| Prophase I | chapter 13 | bio 113 | heading |
| Protein | chapter 5 | bio 113 | heading |
| Protein activation/inactivation | chapter 19 | bio 113 | heading |
| Protein degradation | chapter 19 | bio 113 | heading |
| Protein folding | chapter 5 | bio 113 | heading |
| Protein kinase | chapter 11 | bio 113 | heading |
| Protein phosphatase | chapter 11 | bio 113 | heading |
| Protein structure, four levels of | chapter 5 | bio 113 | heading |
| Protein subunit | chapter 5 | bio 113 | heading |
| Protein, catabolite activator | chapter 18 | bio 113 | heading |
| Protein, single-strand binding | chapter 16 | bio 113 | heading |
| Proteins | chapter 5 | bio 113 | heading |
| Proteins, chaperone | chapter 5 | bio 113 | heading |
| Proteins, integral membrane | chapter 8 | bio 113 | heading |
| Proteins, introduction | chapter 5 | bio 113 | heading |
| Proteins, peripheral membrane | chapter 8 | bio 113 | heading |
| Proteins, transport | chapter 8 | bio 113 | heading |
| Proteoglycan | chapter 7 | bio 113 | heading |
| Protista | chapter 28 | bio 114 | heading |
| Protista = paraphyletic domain | chapter 28 | bio 114 | heading |
| Protista general characteristics | chapter 28 | bio 114 | heading |
| Protista, Kingdom | chapter 28 | bio 114 | heading |
| Protocells | chapter 26 | bio 114 | heading |
| Proton pump | chapter 8 | bio 113 | heading |
| Proton-motive force | chapter 9 | bio 113 | heading |
| Protons, pumping | chapter 9 | bio 113 | heading |
| Protostomes versus deuterostomes | chapter 32 | bio 114 | heading |
| Protozoa | chapter 28 | bio 114 | heading |
| Provirus | chapter 18 | bio 113 | heading |
| Provirus and disease | chapter 18 | bio 113 | heading |
| Proximate causation | chapter 51 | bio 114 | heading |
| Pterophyta, division | chapter 29 | bio 114 | heading |
| Pump, proton | chapter 8 | bio 113 | heading |
| Pump, sodium-potassium | chapter 8 | bio 113 | heading |
| Pumping hydrogen ions | chapter 9 | bio 113 | heading |
| Pumping protons | chapter 9 | bio 113 | heading |
| Punctuated equilibrium | chapter 24 | bio 114 | heading |
| Punishment, avoidance of | chapter 51 | bio 114 | heading |
| Punnett square | chapter 14 | bio 113 | heading |
| Purines | chapter 5 | bio 113 | heading |
| Pyramid of numbers | chapter 54 | bio 114 | heading |
| Pyramid of productivity | chapter 54 | bio 114 | heading |
| Pyramid, biomass | chapter 54 | bio 114 | heading |
| Pyrimidines | chapter 5 | bio 113 | heading |
| Pyruvate oxidation | chapter 9 | bio 113 | heading |