The United States imports thousands of tons of sugar each year from Brazil. If the US placed a quota on importing sugar from Brazil, it would be .

A.
lowering taxes on Brazilian sugar
B.
encouraging unlimited imports of Brazilian sugar
C.
limiting the amount of Brazilian sugar that can be imported
D.
removing restrictions on importing Brazilian sugar

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous

Is becoming less expensive to screen blood samples for dna certain diseases have genetic basis what is possible ethical concern about the availability of inexpensive dna testing