Which statement about the effects of natural events and human activities is true?
A. The environment is not usually affected by natural events
B. Human activities and natural events can damage the environment.,
C. Natural events always have a positive impact on the environment.,
D. All human activities change the environment in a negative way.
Answers: 1
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Which of the rock examples below is most likely to be metamorphic
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Duchenne muscular dystrophy is a serious condition caused by a recessive allele of a gene on the human x chromosome. the patients have muscles that weaken over time because they have absent or decreased dystrophin, a muscle protein. they rarely live past their twenties. how likely is it for a woman to have this condition? a) women can never have this condition.b) one-fourth of the daughters of an affected man would have this condition.c) one-half of the daughters of an affected father and a carrier mother could have this condition.d) only if a woman is xxx could she have this condition.
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Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.
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What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele
Answers: 3
Which statement about the effects of natural events and human activities is true?
A. The environmen...
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