Biology, 06.05.2020 02:30 orcawave9408
The state of California has over 1,000 dams, many built from the 1930s to the 1970s to reduce flooding and to create hydroelectric power. A dramatic decrease in salmon and trout populations were noted in the dammed rivers. The state has recently begun to research dam removal to restore rivers to their original flow. Which of the following is a possible benefit of removing some dams?
A. Restoration of migrating fish habitats and related food web species.
B. Increased hydroelectric power output from remaining California dams.
C. Better long-term drought prevention from reservoirs.
D. A decrease in flooding events downstream from where the dam is removed.
Answers: 1
Biology, 21.06.2019 23:10, mohammedel04
Depending on the organism the number of in a cell may change
Answers: 1
Biology, 22.06.2019 00:10, talanna394
Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation
Answers: 1
Biology, 22.06.2019 18:30, ezzyandrade7
Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.
Answers: 2
The state of California has over 1,000 dams, many built from the 1930s to the 1970s to reduce floodi...
Mathematics, 11.04.2021 22:30
Health, 11.04.2021 22:30
Mathematics, 11.04.2021 22:30
Spanish, 11.04.2021 22:30
Mathematics, 11.04.2021 22:30