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17 Cards in this Set
- Front
- Back
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adenylyl cyclase
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enzyme that converts ATP to cyclic AMP in response to a chemical signal
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synaptic signaling
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electrical signaling along a nerv cell that triggers the secretion of a chemical signal in the form of nuerotransmitter molecules
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hormonal signaling
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long distance signaling that releases hormone molecules into a vessel of circulatory system
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G-protein linked receptor
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plasma membrane receptor, recognizes signal molecules and recognizing different G proteins inside the cell
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protein kinase
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enzyme that transfers phosphate groups from ATP to a protein
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protein phosphatase
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enzyme that rapidly removes phosphate groups from proteins
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chiasma
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region representing homologous chromatids
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epistasis
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a gene at one locus alters the phenotypic expression of a gene at a second locus
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law of independent assortment
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each pair of alleles segregates indepently during gamete formation
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law of segregation
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each allele in a pair separates into a different gamete during gamete formation
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pleiotropy
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multiple phenotype effects
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polygenic inheritance
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additive effect of 2 or more genes on a single phenotypic character
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aneuploidy
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chromosomal aberration in which one or more chromosomes are present in extra copies or are deficient in numbers
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Barr body
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dense object lying along the inside of a nuclear envelope in female mammalian cells, inactivated x chromosome
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hemophilia
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sex-linked recessive allele, excessive bleeding after injury
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polygenic inheritance
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additive effect of 2 or more genes on a single phenotypic character
ex: skin pigmentation |
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recombinant
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offspring whose phenotype differs from that of the parents
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