Astudent wanted to look at plant growth in five different soil samples. he planted three of the same type of seeds in each of five identical containers and left them together in full sunlight. he gave each plant the same amount of water and charted the growth of each plant stem for three weeks. what is the independent variable in this experiment?
Answers: 1
Biology, 21.06.2019 19:00, darkshaders11
The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.
Answers: 3
Biology, 22.06.2019 00:30, Likat681
What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.
Answers: 2
Biology, 22.06.2019 03:30, weisenbergertay5779
What is the most appropriate method of gaining weight (muscle mass)
Answers: 1
Astudent wanted to look at plant growth in five different soil samples. he planted three of the same...
Mathematics, 07.05.2021 17:50
History, 07.05.2021 17:50
History, 07.05.2021 17:50
English, 07.05.2021 17:50
Mathematics, 07.05.2021 17:50