How would a scientist study the relationship between the tiktaalik roseae and modern fish and tetrapods?

create a diagram that hypothesizes ancestry

use relative dating

use transitional fossils to determine age

review its analogous structures

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.

This comparative chart is an example of one that might be used by scientists and law enforcement personnel for identification purposes. the chart represents a technological advance called

Each hereditary trait corresponds to