The best known chronic infection involves
A. chickenpox.
B. herpes.
C. hepatitis A.
D. hepatitis B.
D
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Autosomal chromosome pairs are identical, whereas the sex chromosome pair in males is not
a. True b. False Indicate whether the statement is true or false
Homology is evidence of ________.
A. .natural selection B. binomial classification C. artificial selection D. common ancestry
Chlorophyll a and chlorophyll b as well as the accessory pigments are arranged in an antenna array with a reaction center chlorophyll. These antenna arrays with the reaction center chlorophyll are known as ________.
A. photosystems B. photomembrane systems C. reaction center systems D. Calvin systems
Which of the following enables fungi to decompose organic matter?
a. enzymes that can break down plant cell walls b. mechanisms that can trap nematodes c. large molecules that can transport nutrients d. Digestive system that processes plant cells quickly