Which of the following has the largest impact on whether diffusion alone will move nutrients within an organism?
A) Shape of organism
B) Size of organism
C) Environment of organism
D) Nutrient being moved
E) Atmosphere around organism

Question

Quizplus · Accepted Answer

The size of the organism has the largest impact on whether diffusion alone will move nutrients within it. This is because diffusion is an effective means of nutrient and waste transport only over small distances. In larger organisms, diffusion alone is too slow to transport substances efficiently across the entire body, necessitating specialized circulatory systems.

Which of the Following Has the Largest Impact on Whether