Reflect on how genetic drift contributed to the diversity of organisms on the Galapagos Islands. Use the following terms in your - founder effect
- bottleneck effect
- allopatric speciation

Answer in at least 3 complete sentences.

In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote

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.

Name the organs of humanelemintary canal.