Inhabitants of oceanic islands resemble forms of the nearest mainland but show some differences. This is an example of
A. biogeography.
B. development.
C. the fossil record.
D. homology.
E. convergent evolution.
Answer: A
You might also like to view...
SINEs in molecular phylogenetics are
a. Substituted Integrated Elements. b. Short Interspersed Elements. c. Single Insertion Elements. d. Smart Innovative Entrepreneurs. e. Species Inter-related Elements.
A patient arrives at the hospital by ambulance, presenting symptoms of confusion, partial paralysis, and slurred speech. The attending physician quickly diagnoses a stroke as the most likely cause and injects the patient with tissue plasminogen activator (tPA) to dissolve the clots, but the patient’s symptoms continue to deteriorate over the next few minutes. What is the most likely explanation for the patient’s failure to respond to treatment?
a. The patient has chronic epilepsy and has been misdiagnosed. b. Multiple clots caused the stroke, and another dose of tPA is required. c. The stroke occurred due to a burst blood vessel instead of a clot. d. A stroke cannot be treated by tPA once paralysis has occurred.
Transcription
a. occurs on the surface of the ribosome. b. is the final process in the assembly of a protein. c. occurs during the synthesis of any type of RNA from a DNA template. d. is catalyzed by DNA polymerase. e. fits all of these descriptions.
A technique that could possibly be used in the future for the treatment of cancer involves replacing defective genes with normal genes. This procedure is known as ________ therapy
Fill in the blank(s) with correct word