In the immune system, some components are able to recognize sugar groups attached to the outside of a bacterium. These immune components must be recognizing which of the following membrane lipids?
(D) Microtubules
(C) Phospholipids
(A) Glycolipids
(B) Cholesterol
(A) Glycolipids
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Which type of joint is the shoulder joint with respect to the degree of mobility and the presence or absence of a joint cavity?
A. diarthrodial B. synarthrodial C. amphiarthrodial D. None of the above
The ________ colon travels across the abdomen just below the liver and stomach.
A. ascending B. descending C. sigmoid D. transverse
In swine, a dunging pattern identifies which of the following?
A) tendency for animals to eliminate wastes in a particular location B) level of odor of aged pork C) ability of animals to enter or leave established herds D) number of moves between litters
Which of the following occur due to changes in the cells, extracellular materials, and tissues in older adults? (Check all that apply.)
A. Increase of muscle cells B. Increase of neurons C. Loss of elasticity of connective tissue D. Increase in collagen fibers E. Loss of flexibility of connective tissue