The smallest parts of these that retain their original properties are called

What role do traits play in affecting an organisms ability to reproduce? finches

What are the four basic classes of organic molecules how do they differ structurally and functionally

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