What is an advantage of coenocytic hyphae in filamentous fungi?

• A. Rapid nutrient diffusion
• B. Increased resistance to desiccation
• C. Increased production of septa
• D. Slower growth rate

Answer: (A)

Coenocytic hyphae lack septa, giving a continuous cytoplasm that runs throughout the filament. This arrangement lets nutrients, enzymes, and other molecules diffuse quickly from one region to another, especially to the growing tips, supporting rapid growth and efficient distribution of resources in favorable conditions. With no barrier to transport, the internal cargo can move more freely along the length of the hypha, which is a real advantage for speedy expansion of the fungal colony. The other statements don’t fit as advantages: having more septa would partition the cytoplasm and slow transport, desiccation resistance isn’t inherently improved by being coenocytic, and growth is not typically slower in these hyphae.