Which of these is a copy of DNA that is used to direct the synthesis of a specific protein?
A. mRNA
B. rRNA
C. tRNA
D. ribosome
A. mRNA
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The first modern practitioner of taxonomy was ____
a. Ernst Mayr b. Jean Baptiste de Lamarck c. Alfred Russel Wallace d. Charles Darwin e. Carolus Linnaeus
Which of the following is NOT a known dysfunction
in the expression of sickle-cell anemia? a. impaired brain function b. rheumatism c. heart failure d. excessive absorption of oxygen causing the cell to swell e. enlarged spleen
Fecal transplants have been successfully used to treat Clostridium difficile colitis by reintroducing healthy fecal microbiota that outcompete the C. difficile.
Answer the following statement true (T) or false (F)
The form of natural selection that promotes behaviors that help close relatives is called ____
Fill in the blank with the appropriate word.