28. bacteria and fungi.
29. answer 3
30. answer 2
Answer:
Phoebus Levene
Explanation:
Since he performed hydrolysis experiments on nucleic acid. He also discovered that DNA is composed as a series of monomers called nucleotide.
<em>Answer:</em>
Mutations in DNA that do not have an observable effect on the organism's phenotype.
<em>Method:</em>
Search Engine
<span>
are always unicellular
may have evolved from prokaryotes
</span><span>are more primitive than prokaryotes
</span>
