Concepts in BiologyWm. C. Brown Publishers, 1991 - 535 страница Concepts in Biology is a short, student-friendly text organized in a traditional manner. It has very little botany and presents a human-oriented approach to the animal unit. Professors and students appreciate the low cost of this title, and that it is written for students who are not biology majors. |
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Страница 74
... shows elements of the cytoskeleton that have been labeled with a fluorescent dye to make them visible . Panel ( b ) shows how the various parts of the cytoskeleton are interconnected . ( b ) From " The Ground Substance of the Living ...
... shows elements of the cytoskeleton that have been labeled with a fluorescent dye to make them visible . Panel ( b ) shows how the various parts of the cytoskeleton are interconnected . ( b ) From " The Ground Substance of the Living ...
Страница 343
... shows how the different sets of terminology are related to one another . First trophic level insect that consumed plants for food ; figure 18.3 , shows these six different trophic levels . Obviously , there can be higher categories ...
... shows how the different sets of terminology are related to one another . First trophic level insect that consumed plants for food ; figure 18.3 , shows these six different trophic levels . Obviously , there can be higher categories ...
Страница 345
... shows an energy pyramid in which the energy content decreases by 90 % as we pass from one trophic level to the next . Since it is often difficult to measure the amount of energy in any one trophic level of an ecosystem , people often ...
... shows an energy pyramid in which the energy content decreases by 90 % as we pass from one trophic level to the next . Since it is often difficult to measure the amount of energy in any one trophic level of an ecosystem , people often ...
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What Is Biology? | 2 |
What Is Biology? | 11 |
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activities allele amino acids amount animals atoms attached bacteria behavior biological body bonds called carbohydrates carbon dioxide cause cell membrane cellular cellular respiration centrioles changes chapter characteristics chemical chromatids complex contain cycle cytoplasm diet diploid disease ecosystem EeDd electrons energy environment enzyme eukaryotic example factors female fertilization Figure free earlobes function gametes gene frequencies gene pool genetic genotype glands glucose growth haploid homologous chromosomes hormones human hydrogen increase individual insects intestine involved ions kcalories kinds living things male materials meiosis metabolic mitosis mRNA muscle mutation neuron nitrogen normal nucleotides nucleus nutrients occur offspring oocyte organelles organic molecules ovary oxygen pair parasites PGAL phosphate photosynthesis plants population produce prokaryotic protein protons pyruvic acid reactions released reproduction respiration result ribosomes sexual species sperm stage structure substrate sugar surface synthesis trophic level vitamins X chromosome