Greg says that he usually eats 1 medium carrot every day to ensure that he's consuming enough vitamin A. Today he said he didn't eat any carrots and is worried that there is not enough vitamin A in his system. What would you say to Greg to allay his fear?
a. Take a vitamin A supplement as soon as you can
b. As long as you eat some chicken tonight you will not develop chicken eyes.
c. Well, there isn't any vitamin A in carrots so you probably haven't consumed vitamin A for some time now.
d. Don't worry; fat-soluble vitamins are stored in the body. It takes a lot longer than one day to develop any adverse effects.
Question 2
_____ are white blood cells that have the ability to engulf and destroy pathogens.
a. Phagocytes b. Immunoglobulins
c. Lymphocytes d. Lysozymes
The Mandarin Duck (Aix galericulata), or just Mandarin, is a medium-sized perching duck, closely rel
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