Which plasma membrane component can be either found on its surface or embedded in the membrane structure?
a) cholesterol
b) protein
c) carbohydrate
d) phospholipid
Answer: b) protein
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What liver cells filter wastes out of the blood?
Rheumatic fever is
A) an autoimmune disease. B) a poststaphylococcal disease. C) triggered by cell-surface antigens on Staphylococcus aureus cells that are similar to heart valve and joint antigens. D) caused by human papillomavirus.
Approximately one month upon return from a river rafting trip in South America, a college student develops a fever accompanied by chills, muscle aches, and abdominal discomfort. After being examined by physicians at the university health center, the student is referred to an infectious disease specialist where a diagnosis of schistosomiasis is made. Schistosoma is a helminth that contaminates freshwater in areas that lack proper sanitation, and often leads to infection when the water is used for swimming or bathing. In this case, bloodwork from the student would most likely reveal an elevation in which of the following cells?
A. Basophils B. Erythrocytes C. Eosinophils D. Platelets
In eukaryotes, the greatest relative amount of tandemly repeated DNA is associated with centromeres and telomeres
Indicate whether the statement is true or false