To test how fertilizer affects aquatic animals, a student prepared four identical containers with water fleas. the student then added different amounts of fertilizer mixed with distilled water to three of the containers and distilled water alone to one of the containers. what is the experimental group in this experiment? a. all the water fleas in the container with the most fertilizer b. the water fleas in the container with only distilled water c. the water fleas in all the containers receiving fertilizer d. all the water fleas in all the containers
Answers: 2
Biology, 22.06.2019 02:30, arelyhuerta
Contrast how pollination is different among gymnosperms and angiosperms.
Answers: 3
Biology, 22.06.2019 03:00, 21tywmeb
20 points and brainlist 1. london has suffered from terrible air pollution for at least seven centuries. why is the city so prone to its famous “london fog? ” what did london do to get rid of its air pollution? 2. why does air pollution cause problems in developing nations more than in developed ones?
Answers: 2
Biology, 22.06.2019 06:50, naomi20044
What condition is kept close to its set point in osmoregulation? a. body temperature b. platelet count c. blood glucose level d. water balance
Answers: 1
To test how fertilizer affects aquatic animals, a student prepared four identical containers with wa...
Mathematics, 11.01.2021 20:20
English, 11.01.2021 20:20
History, 11.01.2021 20:20