Will mark brainliest!
What are alleles?

1. The decoders of the DNA message
2. A measurable factor
3. The basic unit of inheritance
4. Two forms of single genes

4. Two forms of single genes

Explanation:

because an allele is a variant form of a given gene Which means it is one of two or more versions of a known mutation at the same place on a chromosome.

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8 carbon atoms forming single bonds with 18 hydrogen atoms; a triple bond exists between the third and fourth carbon atom from the right

explanation:

possibly, yes.

explanation:

the amount of sugar you take in is dangerously high, risk of heart disease, high risk of diabetes, and etc.