Answer:
alternating sugar (ribose) and phosphate groups also -adenine (A), uracil (U), cytosine (C), or guanine (G).
Answer:
exploration led to the introduction of new livestock to America
Explanation:
in the question, it says that explores introduced dogs and horses in Florida. That means that there weren't any dogs or horses there before the explorers.
A: Observation
Explanation: Scientist had to measure the worm to get its actual size, therefore they observed the size of the worm
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Answer:
D:all of the above
Explanation:
because they are all fossil fuel