The algae deplete the oxygen supply in the ecosystem, so there is less oxygen available for the fish.
what does deplete mean in the sentence?

After reading the paragraph below, answer the questions that follow. researchers have created a robot that has a very thin leg that is moved by cardiac (heart) cells contracting in unison. the robot, made of a polymer similar to that used in making contact lenses, is bathed in heart cells with supporting cells, which then attach to the robot and provide movement as they contract. all of the cardiac cells working together can cause the robot leg to move in a way that individual cells could not. this is an example of a. emergent properties of cells. b. energy flow through an ecosystem. c. adaptation. d. internal environment regulation.

How does the study of genetic disorders such as pku biologists understand normal alleles?

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?