Lowest to highest degree of internal organization stomach

What can be found in every skeletal muscle? a. nerves, bones, cartilage, and connective tissue b. tendons, cartilage, nerves, and blood vessels c. muscle fibers, nerves, connective tissue, and blood vessels d. tendons, nerves, blood vessels, and bones

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird

Which of the following is a responsibility of a scientist