No, they would impart very different flavors.
Merlot is a rich, fruity red wine, great for all occasions.
Not really, try sweet sherry, madeira or even sake
It depends how big you are and how used to drinking you are. I have a lady friend who can easily enjoy 2 bottles of Merlot and still seem fairly sober.
Vegetable broth, beef broth, mushroom broth, or water with added seasonings like soy sauce or miso can be used as alternatives to chicken broth in recipes.
Port is a Spanish /Portuguese wine That is much sweeter than most other red wines. For this reason Port can enpart a "sweetness" to a dish that a red table wine cannot. Port "reductions" are found in a lot of dessert applications... I would say an adequate substitute for port used for cooking would be adding sugar to any dark red table wine (cabernet savignon, shiraz, chianti, merlot, etc.)... 1 cup Port = 1 cup red table wine(+2 Tbsp sugar)...
Water is used to thin recipes or to add moisture.
Yes, applesauce can be used as a substitute for eggs in baking recipes to add moisture and binding properties. Typically, 1/4 cup of applesauce can replace one egg in a recipe.
Merlot is a dark grape which is usually used to make red wine. Any dark grape can be used to make white wine by not letting the juice stand in the grapeskins as it is fermenting, but I don't know of any instance of Merlot grapes used to make white wine.
No, sawdust was not used in any recipes.
The standard recipes refer to the ideal recipes that is used in the normal situation.
One of the recipes can be used for making the Ultima Weapon.
Cornstarch or tapioca starch can be used as substitutes for arrowroot in recipes.