Proteins are made of building blocks called what?
A) amino acids
B) lipids
C) carbohydrates
D) nucleic acids
A) amino acids
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The convergent evolution of lactose tolerance in Europe and Africa is evidence that ____ evolution can drive evolution
Fill in the blank with the appropriate word.
We now know that one reason Mendel's classic studies with peas were successful is because peas are:
A. different shapes B. different colors C. have other traits that we now know about D. develop as a result of well-kept gardens E. are self-pollinating
The laboratory receives a bloody, tissue contaminated surgical forceps. Upon removal the laboratory should dispose of the instrument by:
a. placing in the biohazard container. b. placing in a sharps container. c. sending back to surgery for disposal. d. ensuring proper return to surgery for chemical sterilization.
In an annual tree ring, the wood with large diameter, thin-walled cells is ____
a. called early wood b. heartwood
c. formed from crushed phloem cells d. produced in the winter e. called late wood