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

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Acquired mutations can result from radiation pollution toxins inheritence select all that apply