Answer:
Explanation:
If however, the data does not support the hypothesis or refutes it, then the hypothesis is in trouble, and we have to come up with a different hypothesis to explain the observations. If a large body of data supports the hypothesis, then it becomes a theory.
Feel free to ask if you still don't understand
a cell adapts using natural celection in the long term
in the short term, look at this Wikipedia article.
https://en.wikipedia.org/wiki/Cellular_adaptation
Hardwood trees have a lot of bark.
(I hope this is good enough.)
Answer:
5 bases
Explanation:
If there are 17 amino acids and only 2 bases that can be combined in order to make a codon then:
for 4 bases 
is 16 and it is not enough combination for all 17 amino acids
for 5 bases 
is 25 combinations (meaning that more than one codon could code for the same amino acid).
