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4. which of the following statements regarding human genetic disorders is accurate?
a. disorders in individual genes are responsible for down's syndrome.
b. nondisjunction is responsible for causing huntington's disease.
c. disorders in individual genes can cause disease or provide individuals with a genetic advantage.
d. nondisjunction can lead to an incorrect number of sex chromosomes.

Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species

How does a catalyst influence a chemical reaction?