When would a female have a 100% chance of inheriting a sex-linked trait? O A. Mother and father both pass on dominant alleles on somatic chromosomes.
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B. She inherits an affected X chromosome from both mother and father.
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C. Mother and father both pass on recessive alleles on somatic chromosomes.
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D. She inherits an affected X chromosome, but only from her mother.

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos