Which system absorbs and carries food from the digestive system to the rest of the body?

A- Nervoud system
B- Muscular system
C- Circulatory system
D- Respiratory system

What was the land like over 500 million years ago? what was under the sea?

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u.s. fish and wildlife service

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?