The surface area of all respiratory systems must be large compared with the size of the animal involved because diffusion is a relatively slow process
Indicate whether the statement is true or false
TRUE
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Like mitochondria, the inner membranes of chloroplasts are highly convoluted so as to greatly increase surface area
A. true B. false
A kidney dialysis machine
a. may cleanse the patient’s blood outside the body. b. may use the patient’s abdominal cavity as the site for solute exchange. c. may use hemodialysis. d. may use peritoneal dialysis. e. may do all of these.
You want to obtain the strongest phototropic response from a shoot. Which wavelength of light should you use?
a. less than 500 nm b. 660 nm c. 730 nm d. 800 nm e. more than 800 nm
Two species of pines, Pinus radiata and Pinus muricota, live in the same regions of California and are capable of forming hybrids under laboratory conditions
However, they do not interbreed because one releases pollen in February and the other in April. What genetic isolating mechanism is involved? A) Gametic B) Temporal C) Hybrid inviability D) Ecological E) Geographic