<span>a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
D is correct!</span>
Answer: by being smart and pog and swag
Explanation:
Answer:
A-T
Explanation:
purine adenine (A) always pairs with the pyrimidine thymine (T)
pyrimidine cytosine (C) always pairs with the purine guanine (G)