00573pam a2200193 a 4500001000800000005001700008008004100025010001700066020001500083040002300098041000800121060001600129080001600145082002000161100000600181101000800187245014300195504004100338481737320180306031421.0890825s1990 caua b 001 0 eng c a 89017922  a0805350152 aDNLM/DLCcDLCdDLC aeng aQU 4 M4294b a574.192 MAT00a574.192 MAT2201 a5 aBIO10aBiochemistry /cChristopher K. Mathews, K.E. van Holde ; illustration concepts by Audre W. Newman with art contributions from Irving Geis. aIncludes bibliographical references.