The high productivity of coral reefs is a direct result of:
a. the large numbers of phytoplankton and algae living on reefs.
b. the tight symbiotic relationship between coral polyps and zooxanthellae.
c. the high concentration of nutrients in tropical waters.
d. the upwelling of tropical waters.
B
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The mitochondrion harnesses the energy of the
flow of ____ from its ____ compartment to its ____ compartment to generate ATP. a. CO2; outer; inner b. H+; outer; inner c. H+; inner; outer d. H2O2; outer; inner e. CO2; inner; outer
Serovars are strains of a species that have distinctive antigenic properties.
Answer the following statement true (T) or false (F)
Why is bone vascular but cartilage avascular?
a. Diffusion alone could not provide enough nourishment to bone cells, as it does for cartilage. b. Vascular tissue makes the bone lighter. c. Vascular tissue adds to the strength of the bone. d. Only bone contains lacunae. e. There is little space for arteries and veins in cartilage.
occurs during telophase?
What will be an ideal response?