Biology, 23.07.2019 06:30 yaneth1248
Dr. trout has noticed that salmon in his fish hatchery seem to enjoy listening to the radio in his lab. the fish in the tank closest to the radio seem to grow larger. dr. trout decides that the more music he plays, the larger the fish must grow. to test his idea, he sets up 5 large ponds with 100 salmon in each pond. he places a loudspeaker at the middle of each pond and plays various amounts of music in each pond. he plays the same band, feeds the fish the same diet, and keeps water conditions in all tanks exactly the same. after 10 weeks, he ends the trial and takes the average mass of the fish in each pond, and presents his data in the table. the independent variable in dr. trout's experiment is a) type of fish. b) the fish diet. c) type of music played. d) hours of music played.
Answers: 2
Biology, 22.06.2019 03:20
Jasmine, at 33 months of age, is able to engage in some self-care behaviors but still has trouble with tasks such as putting on socks. a few months later, she accomplishes this same task relatively easily. the change in abilities is most likely due to
Answers: 3
Biology, 22.06.2019 13:00
This rapid change in species that rarely leaves behind fossil evidence is referred to as
Answers: 3
Biology, 22.06.2019 14:40
In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?
Answers: 1
Dr. trout has noticed that salmon in his fish hatchery seem to enjoy listening to the radio in his l...
Arts, 11.01.2021 23:40
English, 11.01.2021 23:40
Social Studies, 11.01.2021 23:40
Biology, 11.01.2021 23:40
Mathematics, 11.01.2021 23:40
Mathematics, 11.01.2021 23:40
Mathematics, 11.01.2021 23:40
Physics, 11.01.2021 23:40
Mathematics, 11.01.2021 23:40
Social Studies, 11.01.2021 23:40
Biology, 11.01.2021 23:40
Computers and Technology, 11.01.2021 23:40