What are the four nitrogenous bases found in DNA?
A. Adenine (A), Thymine (T), Guanine (G), Cytosine (C)
B. Adenine (A), Thymine (T), Uracil (U), Cytosine (C)
C. Adenine (A), Uracil (U), Guanine (G), Cytosine (C)
D. Uracil (U), Thymine (T), Guanine (G), Cytosine (C)
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How can genetic engineering be used in agriculture?
A. By modifying the plant’s DNA to introduce specific genes that confer desirable traits.
B. By using chemical fertilizers
C. By implementing traditional farming methods
D. By increasing water usage
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