Biology, 23.11.2019 11:31 hebrew1148
Ddt was banned from use as a pesticide in the united states because
a. it caused the eggs of fish-eating birds to become thin and fragile.
b. it was washed by rain into streams, rivers, lakes, and ponds.
c. it was ingested by fish and other aquatic animals.
d. all of the above.
Answers: 1
Biology, 21.06.2019 13:30
Ameadow ecosystem includes many species of grasses and small shrubs, several herbivores, and a few carnivores. a fungus colonizes the meadow and kills most of its vegetation. what is most likely to happen to the populations of herbivores and carnivores in the ecosystem? a. the populations of herbivores and carnivores will increase because there will be less competition for chemical energy. b. the populations of herbivores and carnivores will remain stable because the fungus cannot infect these organisms. c. the populations of herbivores will decrease because of vegetation loss, but the population of carnivores will remain stable. d. the populations of herbivores and carnivores will decline because less chemical energy will be stored in the ecosystem.
Answers: 1
Biology, 21.06.2019 14:00
Which osmotic and ionic strategies must marine teleost fishes employ?
Answers: 1
Biology, 21.06.2019 19:30
Color blindness is a recessive trait. the gene for color blindness is on the x chromosome. the family tree below shows the trait of color blindness. the only unknown is the mother in the first generation
Answers: 1
Ddt was banned from use as a pesticide in the united states because
a. it caused the egg...
a. it caused the egg...
German, 03.12.2020 23:30
Mathematics, 03.12.2020 23:30
Mathematics, 03.12.2020 23:30
Physics, 03.12.2020 23:30
History, 03.12.2020 23:30
Mathematics, 03.12.2020 23:30
English, 03.12.2020 23:30
Mathematics, 03.12.2020 23:30
Advanced Placement (AP), 03.12.2020 23:30
History, 03.12.2020 23:30