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BIOL 4150 (48)
Lecture

Lecture 25

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Department
Biology
Course
BIOL 4150
Professor
Andrew Mac Dougall
Semester
Summer

Description
Population Ecology Lecture NotesLecture 25General Relationship1Generation time also affects body size2Bigger G gives bigger body size probably related to longevity being inversely proportional to total metabolic activity per unit of body weight3Larger G means bigger organisms and low r4Body size perhaps compensates for ability to reproduce5Advantages of being small or largeWhat are the advantages of being small or largeLargeSmallSlow metabolic rate low energy demand per High metabolic rate high energy demand per unit biomass efficientunit biomass less efficientNeed less foodNeed more foodRelatively well buffered against abiotic Usually more sensitivefluctuationsOne conclusionIt pays to be small when times are good lots of food low fluctuations etc HoweverWhen times are bad large organisms have the advantageTherefore1Under conditions of
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