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

Biology & Microbiology

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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

Biology & Microbiology

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.

Biology & Microbiology

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

Biology & Microbiology

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

Biology & Microbiology