Im pretty sure its guanine
The two scientists that created the three-dimensional structure of DNA are James Watson and Francis Crick.
A 15-month-old child, equivalent to a child of 1 year and 3 months of age, should have began weaning from bottle feeding from 6 months of age. Tooth decay or dental caries are commonly associated with prolonged bottle feeding as the sugars and other substances in milk; when drank from a teat from a bottle; prolongs the exposure of teeth to the milk, leading to overgrowth of bacteria causing dental caries.
Answer:
option A
Explanation:
option A is the correct answer of this question .
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