Immunotherapy is the
A. use of immune serum globulin.
B. administering of preformed antibodies.
C. use of antitoxins.
D. conferring of passive immunity.
E. All of the choices are correct.
Answer: E
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Brown algae can reach up to ____ meters in length
a. 25 b. 50 c. 75 d. 100 e. 200
What is an anticodon?
a. the region of DNA that codes for the codon b. the region of DNA that base pairs with the codon c. the region of the mRNA that codes for an amino acid d. the region of the mRNA that base pairs with the tRNA e. the region of the tRNA that base pairs with the mRNA
In a dihybrid cross, if the resulting ratios are 1:1:1:1, what are the genotypes of the parents?
A. GgRr x ggrr B. GgRr x GgRr C. GGRR x ggrr D. GG x RR E. Gg x Rr
The decline of the eugenics movement in the U.S. in the early 20th century resulted from ____
A. its misuse for social and political purposes by the Nazis B. the lack of knowledge of the cell theory C. the lack of understanding of natural selection D. the idea that most human traits are controlled by single genes E. all of these