Which of the following determines blood type B in the ABO blood typing system?
A) the presence of only N-acetyl-D-galactosamine antigen
B) the presence of only D-galactose antigen
C) the presence of both N-acetyl-D-galactosamine and D-galactose antigens
D) the absence of both N-acetyl-D-galactosamine and D-galactose antigens
B
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The Khmer language and ethnic group is most associated with which nation on the mainland of Southeast Asia?
A) Laos B) Cambodia C) Thailand D) Vietnam E) Burma (Myanmar)
Explain why it is possible to see frost on the ground or on the tops of parked automobiles even though the measured night-time minimum temperature remains above 0°C.
What will be an ideal response?
A lion is an example of a heterotrophic organism. Indicate whether the statement is true or false
A basic solution has a pH lower than 7.
Answer the following statement true (T) or false (F)