Sap FAQs:

Q: Is sap a fluid transported in xylem cells or phloem sieve tube elements of a plant?

A: Yes.

Q: Is sap "nutrient-rich compared with many other plant products and generally lacking in toxins and feeding deterrents"?

A: Yes, and [yet] it is consumed as the dominant or sole diet by a very restricted range of animals" This apparent paradox is explained by the fact that phloem sap is physiologically extreme in terms of animal digestion, and it is hypothesized that few animals take direct advantage of this because they lack two adaptations that are necessary to enable direct use by animals".

Q: Is sap promoted by their possession in the gut of sucrase-transglucosidase activity?

A: Yes, and which transforms excess ingested sugar into long-chain oligosaccharides.

Q: Is sap also thought to play a role in sending informational signals throughout vascular plants?

A: Yes.

Q: Is sap not to be confused with latex, resin or cell sap?

A: Yes, it is a separate substance, separately produced, and with different components and functions.