A pathway by which a chemical element or molecule moves through both biotic and abiotic compartments of an ecosystem.

What is the prophase of the cell cycle

What happens to a man who carries an ax in his teeth math worksheet?

Organelle that packages and transports materials out of the cell?

Which of the following is a statement about weather? The weather in Seattle tends to be rainy. The tropical rain forest has high annual precipitation. The forecast says the temperature will be 80°F tomorrow.

In one to three sentences, describe what happens during the carbon fixation stage of the Calvin cycle

When reproduction is achieved through meiosis and subsequent fertilization it is called?

Which statement is correct? A. Both plants and fungi undergo photosynthesis. B. Both protists and fungi are eukaryotic. C. Like some prokaryotes, fungi are autotrophic. D. Both animals and fungi lack cell walls.

In an ecosystem, bees are responsible for the pollination of flowers. Over time, the number of bees in the population have increased. Which of these best explains why the number of flowers in the population have also increased?

What is a likely consequence of continued human population growth?

Why is an organisms role important for its community?