The conversion of a stimulus into an action potential by a receptor cell is called ________.

#Question id: 33340

#Unit 2. Cellular Organization

#Question id: 9200

#Unit 9. Diversity of Life Forms

During the inventory of bacterial genes present in the Sargasso Sea, a deep isolated area in the middle of the Atlantic Ocean, a research team concluded that at least 1,800 bacterial species were present. Based on what you might predict about the habitat structure of such an area, what kind of bacterial diversity would you expect to see in tropical coral reef waters?

#Question id: 5134

#Unit 5. Developmental Biology

Match the following cleavage patterns with the species in which they occur.

        Species                                           Cleavage Pattern

      A. Flatworm                                       i. Meroblastic discoidal

      B. Frog                                               ii. Meroblastic superficial

      C. Birds                                              iii. Holoblastic displaced radial

      D. Insect                                              iv. Holoblastic spiral

#Question id: 18916

#Unit 13. Methods in Biology

#Question id: 11768

#Unit 10. Ecological Principles

As documented by peter and rosemary grant, the population of the medium ground finch on the tiny island of Daphne major in the Galápagos archipelago responded how to changes in food resources associated with climate changes: