Answer:
Explanation:Twenty fruit flies are placed in each of four glass tubes. The tubes are sealed. Tubes I and II are partially covered with black paper; Tubes III and IV are not covered. The tubes are placed as shown. Then they are exposed to blue light for five minutes. The number of flies in the uncovered part of each tube is shown in the drawing.
These data show that these flies respond to (respond means move to or away from):
Invasive species cause harm to wildlife in many ways. When a new and aggressive species is introduced into an ecosystem, it may not have any natural predators or controls. ... Invasive species can change the food web in an ecosystem by destroying or replacing native food sources.
hope this helps :)
Which level of organization is seen in both a school of anchovies and a gaggle of geese? ecosystem community population. biome. In ecology, the level of organization seen in both a school of anchovies and a gaggle of geese is the POPULATION.
Answer:
because the jar is see through so it allows you to watch the motion
Explanation:
