Answer: D
Explanation: The villi increases the surface area for food absortion. Each villus has a network of thin and small blood vessels close to its surface. The surface of the villi absorbs the digested food materials.
Paraplegia is paralysis that involves loss of motor and sensory control of the trunk and two extremities. In addition, paraplegia for the most part is the result of a spinal cord injury due to an accident or other trauma. Most common accidents contain motor vehicle accidents and falls in those aged over 65.
Answer:
DNA is read in the 3 prime to 5 prime direction, and RNA is read 5 to 3.
<span>photosynthesis in algae cells </span>
