gluten intolerance
Lactose intolerance is the inability to digest lactose, which is found in dairy products.
insomnia
The condition of cell eating is called phagocytosis. It is a process in which cells engulf and digest particles or other cells.
People cannot digest cellulose
Actually ruminants cannot digest cellulose, they have symbiotic bacteria in a part of their stomach called a "rumen" digest the cellulose down to sugars and starches that the ruminants can actually digest in another part of their stomach later.
Dairy products can contain a sugar called 'lactose' to which some people are intolerant.
No, it's keratin, mammals cannot digest it.
Because they need to break their food down by digesting it and the part a owl cannot digest come up the owls throat this is called a owl pellet.
Hyenas can digest anything except metal
No, you cannot digest fingernails. They are made of a tough protein called keratin, which your digestive system cannot break down. Instead, fingernails would pass through your digestive system and be excreted in your stool.
The value of a 1938 Reader's Digest can vary based on factors such as condition, rarity, and demand among collectors. Generally, a 1938 edition of Reader's Digest in good condition can sell for anywhere between $10 to $50. Special editions or issues in pristine condition may command higher prices.