Chromosome because each chromosome is made up of DNA tightly coiled many times around proteins called histone that's support it's structure.
Answer:
Caterpillars that would eat the plant
Explanation:
The correct answer is ferns and horsetails.
<span>Recent research analyzes have shown that there are three monophyletic groups of vascular plants: 1. lycophytes, 2. seed plants and 3 a clade including horsetails and ferns.</span> <span>The monophyletic group includes a group of organisms descended from a single ancestor.</span>
I believe that the disadvantages outway the advantages. Afterall we want to stay healthy and live longer.