37. What is a consequence of HIV infection on the human body? A. decreased lymphocyte numbers
B. increased protection against bacterial infections
C. increased haemoglobin production
D. sickle-cell anaemia

What is one reason why transpiration is important in plants? question 19 options: it produces food from the sugar in the plant cells. it enables the flow of water out of the plant. it produces carbon dioxide in the leaves of the plant.