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Page 473
... adaptive landscape " ( Figure 22.13 ) . This symbolic landscape has many adaptive peaks separated by valleys . An adaptive peak repre- sents an equilibrium state where the gene pool has allelic frequencies that maximize the average ...
... adaptive landscape " ( Figure 22.13 ) . This symbolic landscape has many adaptive peaks separated by valleys . An adaptive peak repre- sents an equilibrium state where the gene pool has allelic frequencies that maximize the average ...
Page 477
... adaptive peak , one of several possible peaks on an adaptive landscape . Nat- ural selection will tend to maintain a population at an adaptive peak that maximizes fitness . Peak shifts , asso- ciated with nonadaptive changes in the gene ...
... adaptive peak , one of several possible peaks on an adaptive landscape . Nat- ural selection will tend to maintain a population at an adaptive peak that maximizes fitness . Peak shifts , asso- ciated with nonadaptive changes in the gene ...
Page 500
... adaptive zone by making many new complex designs possible and by rewriting the rules for pred- ator - prey relations . There are probably empty adaptive zones even today . Flying insects existed at least 100 million years before the ...
... adaptive zone by making many new complex designs possible and by rewriting the rules for pred- ator - prey relations . There are probably empty adaptive zones even today . Flying insects existed at least 100 million years before the ...
Contents
Themes in the Study of Life | 1 |
UNIT ONE The Chemistry of Life | 15 |
Atoms Molecules and Chemical Bonds | 20 |
Copyright | |
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active adaptive algae allele amino acids animals asexual atoms bacteria biology called Calvin cycle carbon cell walls cellular Chapter chemical chlorophyll chloroplasts chromosome complex covalent cycle cytoplasm diploid disease diversity electron transport chain embryo energy environment enzymes eukaryotic eukaryotic cells evolution evolutionary evolved example fertilization Figure flowers fossil function fungi gametes gametophyte gene pool genetic genome genotype glucose glycolysis haploid human hydrogen bonds inherited ions living meiosis metabolic microscope microtubules minerals mitochondria mitosis molecular mRNA multicellular mutations natural selection nitrogen nucleotide nucleus nutrients occurs organelles organic molecules oxidized oxygen pair pathway phage phenotype phosphate photosynthesis phylum plant cells plasma membrane polypeptide population produce prokaryotes protein protists proton reaction recombinant replication reproduction respiration ribosomes root seed sequence sexual soil solution speciation species sperm strand structure sugar synthesis tion tissue traits vascular vertebrates viruses xylem zygote