the process of means that organisms who are best fit for their environment live longer and more

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.

Look at the photo of the leaf. which term best describes this leaf?

The transport tubes from food came down the plant are called?