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11 Cards in this Set
- Front
- Back
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Any factor that can cause damage to a developing fetus during the prenatal period that could cause birth defects.
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Teratogen
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very powerful drug- anti-inflammatory; blood thinner; can cause internal bleeding
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Aspirin
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causes disorder where babies are nervous and addictive, slow learners
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Alcohal
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causes acne
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Hormones
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comes from getting x-rays and hospitals and from sun
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Radiation
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comes from dumping and fumes
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Environmental pollution
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childhood diseases that mother come in contact with that is dangerous to baby (German measles)
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Maternal disease
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Someone selects desired individuals to be the parents of the next generation.
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Selective Breeding
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This type of breeding has produced many of our crop plants, flowers, and animals.
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Selective Breeding
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Used to maintain desired characteristics
Breeders cross closely related organisms to produce purebred dogs, cats, cattle, horses, etc. Ex: animal with pedigrees; these are the most often inbred to maintain the desired characteristics |
In-breeding
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Scientists take DNA from 1 organism and combine it with the DNA from another.
DNA is cut with a restriction enzyme. Each restriction enzyme is specific for a particular nucleotide sequence (usually a palindrome.) Ex: the restriction enzyme, ECOR1, CUTES THIS SEQUENCE WHERE INDICATED BY TE BLUE LINE The cut DNA is then combined with DNA from another species, cut with the same enzyme. The “sticky” and the new DNA molecule is inserted back into a cell. This technique has been used to insert the genes for various human proteins into bacteria. |
Recombinant DNA
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