Biology 12

Appendix 5 • MHR 561 Figure A5.4 Interaction of R-groups Quaternary Structure When two or more polypeptides join and intertwine ...

562 MHR • Appendix 5 Small, non-polar molecules such as oxygen and carbon dioxide easily cross the cell membrane through diffusi ...

Appendix 6 • MHR 563 6 APPENDIX Electronegativity and the Periodic Table of the Elements Chemist Linus Pauling, winner of the No ...

564 MHR • Appendix 6 electronegativity difference between carbon and hydrogen is 0.4. Therefore, the sharing of electrons is mor ...

Appendix 6 • MHR 565 compounds in organic chemistry and biology. Hydrocarbon molecules, some of which contain large numbers of a ...

the fact that water can act as a solvent for so many substances in living and non-living systems. When ionic and polar substance ...

Appendix 7 • MHR 567 7 APPENDIX Periodic Table and List of Elements (^1) H 1.008 (^2) He 4.003 (^3) Li 6.941 (^4) Be 9.012 (^11) ...

568 MHR • Appendix 7 List of Elements Atomic Atomic Element Symbol Number Mass* Actinium Ac 89 (227) Aluminum Al 13 26.98 Americ ...

Glossary • MHR 569 abiotic describes all the non-living physical and chemical factors that influence an organism’s survival, suc ...

The strength of the response is fixed and not dependent on the strength of the stimulus. (5.2) allosteric regulation regulation ...

behavioural adaptations adaptations associated with the ways in which species respond to their environment (e.g., migration, for ...

cellular immunity defense against a previously encountered disease; primarily a function of T cells. After a T cell recognizes a ...

competitive inhibition chemical compounds that bind to the active site of the enzyme and inhibit enzymatic reactions. (2.2) comp ...

nucleotides, each of which is composed of the five-carbon sugar deoxyribose, a phosphate group, and the nitrogenous base adenine ...

ecological succession process consisting of consecutive changes in species composition in a given area. (13.1) ecology the study ...

extinction complete disappearance from Earth of all members of a species. (15.3) extirpation disappearance of a species from are ...

geographical barriers features such as rivers or mountains that prohibit interbreeding by keeping populations physically separat ...

host the larger and more independent member in a symbiotic relationship. (14.3) Human Genome Project (HGP) joint effort of thous ...

the nerve impulse will be transmitted. The response is achieved by making the postsynaptic neuron more negatively charged by ope ...

life table a summary of the relationship of survivorship, mortality, fecundity, and age, for a given population. (14.4) lipids f ...