The Venn diagram compares aerobic respiration and anaerobic respiration. A Venn diagram is shown. One circle is labeled aerobic and the other circle is labeled anaerobic.

Which statement could be categorized only in the anaerobic section of the Venn diagram?
is performed by eukaryotes
has commercial uses
regenerates NADH
occurs in the mitochondria

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

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.

What are the student's observations and inferences before he starts his investigation?