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| the situation in which the phenotype of heterozygotes is intermediate between the phenotypes of individuals homozygous for either allele |
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| a type of embryonic development in deuterostomes, in which each cell produced by early cleavage divisions retains the capacity to develop into a complete embryo. |
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| the change in shape of the active sit of an enzyme so that it binds more snugly to the substrate, induced by entry of the substrate. |
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| a specific small molecule that inactivates the repressor in an operon. |
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| a heterotophic mode of nutrition in which other organisms or detritus are eaten whole or in pieces |
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| the reception of genetic qualities by transmission from parent to offspring. |
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| typically a transmembrane protein with hydrophobic regions that completely spans the hydrophobic interior of the membrane. |
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| a component of the cytoskeleton that includes all filaments intermediate in size between microtubules and microfilaments. |
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| the period in the cell cycle when the cell is not dividing. During interphase, cellular metabolic activity is high, chromosomes and organelles are duplicated and cell size may increase. Interphase accounts for 90% of the cell cycle. |
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| the joining of food vacuoles and lysosomes to allow chemical digestion to pccur within the cytoplasm of a cell. |
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| having the same solute concentration as another solution |
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| one of several atomic forms of an element, each containing a different number of neutrons and thus differing in atomic mass. |
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