The smallest of the single-celled organisms that assist with decomposition in the soil are most likely to have which of the following characteristics? (2 points)
O A different form of DNA containing uracil instead of thymine
O Chitin or cellulose in their cell walls
• Branching, ether-linked hydrocarbons in their cell membranes
• A special form of RNA polymerase unique to their domain

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.