Biology, 24.07.2019 14:00, babygirl1780
Ddt was a highly effective insecticide developed in the 1940s. ddt was so good at killing mosquitoes and reducing malaria that its inventor, paul muller, won the nobel prize. but in the 1960's it was discovered that ddt is taken up by algae in the water, increasing in concentration at each step of the food chain, because the pesticide remains in the fat tissues of organisms. the ecological problem that resulted from ddt use is called a) biohazard. b) bioremediation. c) biomagnification. d) food chain interruption.
Answers: 1
Biology, 22.06.2019 00:50, bvghchg8812
Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d. a round-trip ride to school and back
Answers: 2
Biology, 22.06.2019 02:50, alisonn2004
What is the term for the two sets of chromatids formed in the parent cell a. haploid b. diploid c. gamete d. tetrad
Answers: 1
Biology, 22.06.2019 07:00, marco34perez
Which is the graph of the piecewise function f(x)? f(x) = image for option 1 image for option 2 image for option 3 image for option 4
Answers: 3
Ddt was a highly effective insecticide developed in the 1940s. ddt was so good at killing mosquitoes...
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