D)Oxygen diffuses from alveolar sacs to blood in capillaries
Explanation:
What are the techniques of cutting flowers?
Custom-cutting the flower stem in open air and immediately placing it in the vase of water is usually fine. Cut all flowers and foliage about one inch from the bottom of a main stem. Make the slice at an angle of about 45 degrees. Cutting at an angle provides a larger exposed area for the uptake of water
Muscles transfer force to bones through tendons. In an antagonistic muscle pair as one muscle contracts the other muscle relaxes or lengthens. ... The muscle that is contracting is called the agonist and the muscle that is relaxing or lengthening is called the antagonist. One example is tricep
