Fill in the blanks:
Guanine pairs with ______________ .

Explanation

To fill in the blank for the question "Guanine pairs with ______________," we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Context**: We need to understand that the question is about nucleotide pairing in DNA or RNA. Guanine is one of the four main nucleotides.

2. **Recall the Nucleotide Pairing Rules**: In DNA, nucleotides pair specifically: Adenine (A) pairs with Thymine (T), and Guanine (G) pairs with Cytosine (C).

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