官方藏书 / Health_and_Medicine / A Civic Biology, Presented in Problems

A Civic Biology, Presented in Problems

George W. Hunter · Health_and_Medicine · 20 章

目录

II. THE ENVIRONMENT OF PLANTS AND ANIMALS IV. THE FUNCTIONS AND COMPOSITION OF LIVING THINGS V. PLANT GROWTH AND NUTRITION. CAUSES OF GROWTH VII. PLANT GROWTH AND NUTRITION—PLANTS MAKE FOOD IX. OUR FORESTS, THEIR USES AND THE NECESSITY FOR THEIR PROTECTION XI. PLANTS WITHOUT CHLOROPHYLL IN THEIR RELATION TO MAN XII. THE RELATIONS OF PLANTS TO ANIMALS XIV. DIVISION OF LABOR. THE VARIOUS FORMS OF PLANTS AND ANIMALS XV. THE ECONOMIC IMPORTANCE OF ANIMALS Chapter 10 XVI. THE FISH AND FROG, AN INTRODUCTORY STUDY OF VERTEBRATES XVIII. THE HUMAN MACHINE AND ITS NEEDS XIX. FOODS AND DIETARIES XX. DIGESTION AND ABSORPTION XXII. RESPIRATION AND EXCRETION XXIII. BODY CONTROL AND HABIT FORMATION XXIV. MAN'S IMPROVEMENT OF HIS ENVIRONMENT XXV. SOME GREAT NAMES IN BIOLOGY INDEX THE FULL PROJECT GUTENBERG™ LICENSE