Which answer choice BEST explains Rebecca Skloot's purpose in writing her book? (A) to share information about the life and family of the woman behind the famous HeLa cells

(B)
to bring fame and fortune to the other members of the Lacks family

(C) to show the importance of properly labeling cells in a laboratory

(D) to give evidence to suggest that scientists should take human cells without permission

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere