Describe the function of the lymphatic system. Include the path and mechanism of flow and its role in immunity
What will be an ideal response?
The lymphatic system is composed of capillaries connected to veins that join and empty fluid into the systemic circulation near the heart. The movement of lymph is powered by muscle contraction and directed by valves in the vessels. The capillaries collect fluid from the tissues, preventing edema. The system, with its nodes and associated thymus and spleen, function in immunity by filtering debris and maintaining a supply of white blood cells
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Boyle's Law
What will be an ideal response?
A Gram-negative bacteria will have a peptidoglycan layer that is sandwiched between two plasma membranes and will stain purple.
Answer the following statement true (T) or false (F)
The head of a sperm consists of the ________ and a cap of hydrolytic enzymes called the acrosome
Fill in the blank(s) with correct word
Which of the following best explains why bees aren't attracted to red flowers?
A. Red flowers are imperfect and do not produce pollen. B. Bees perceive red as a warning signal. C. Bees can't see red. D. Red flowers usually are odorless. E. Red flowers do not produce nectar.