Identify the macronutrient that adds flavor and satisfies the appetite.

The macro nutrient that adds flavor and satisfies  the appetite is FAT.
Fats also have other functions, these include:
It is essential for insulation.
It protects internal organs.
It transports fat soluble vitamins.
It is essential in the synthesis of hormones.

Yes yes yes very good

Mars and earth have quite a few things in common. both are  terrestrial planets, both are located within the sun’s  habitable zone, both have  polar ice caps, similarly  tilted axes, and similar  variations in temperature. and according to some of the latest scientific data obtained by rovers and atmospheric probes, it is now known that mars once had a  dense atmosphere  and was covered with  warm, flowing water.