In the carbon cycle, what form of carbon do producers take in from the atmosphere to perform photosynthesis?

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

Which of the following is not a defining characteristic of plants?