Passive immunotherapy does not result in immunological memory.
Answer the following statement true (T) or false (F)
True
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What two functions do phagocytes serve in immune responses?
A. Production of antibodies AND engulfment/destruction of foreign cells B. Engulfment/destruction of foreign cells AND alerting the other cells of the immune system to an invader C. Alerting the other cells of the immune system to an invader AND serving as a physical barrier against microbial invasion D. Production of antibodies AND serving as a physical barrier against microbial invasion.
Lizards that eat flies they catch on the ground and birds that catch and eat flies in the air are engaged in _____ competition
a. exploitative d. interspecific b. interference e. both exploitative and interspecific c. intraspecific f. both interference and intraspecific
Mycoplasmas lack a cell wall. Their cell membrane is stabilized by ____________ and is resistant to lysis.
A) testosterone B) sterols C) teichoic acid D) porin
If your blood has a higher than normal concentration of albumin, what is also likely to be true?
A. Your hematocrit is abnormally high. B. The net reabsorption of interstitial fluid in the capillaries is higher than normal. C. Six hours previously, you ate a very large steak, which was rich in muscle proteins. D. The osmotic pressure of your interstitial fluid is higher than normal. E. Proteins are escaping into the interstitial fluid, causing a reduction in blood volume.