Which system involves plasma proteins activated
when an organism’s pattern receptors become bound
to anything?
a. cytokine
b. complement
c. suppressor
d. enhancer
e. coagulation
Answer: b
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Of the following enzymes associated with the TCA cycle, which of the following enzymes is not under allosteric regulation?
A) isocitrate dehydrogenase B) ?-ketoglutarate dehydrogenase C) malate dehydrogenase D) fumarate hydratase E) pyruvate dehydrogenase complex
Which action is most similar to the way in which water is moved through the xylem sap of a plant?
A) a person drinking through a straw B) a vaccine being ejected out of a syringe C) water gushing up from a fountain D) a dart being blown out the end of a blowgun
Any change in the nucleotide sequence of DNA is called a
A) mutation. B) frameshift. C) base substitution.
Albinism is caused by an inborn error of metabolism
Indicate whether the statement is true or false