Basically, macro molecules fall into four classes;
The lipids
The carbohydrates
The proteins
The nucleic acids
The fact that their role revolve around energy production by carbohydrates, energy storage and insulation by lipids, storage of genetic material by nucleic acids and structural support by proteins means this can be equated to the executive arm of the government that deals in provision of social amenity, protection, creation of job opportunities and sustaining a country's culture.
A landform is a natural feature of the solid surface of the Earth or other planetary body. Landforms together make up a given terrain, and their arrangement in the landscape is known as topography. Typical landforms include hills, mountains, plateaus, canyons, and valleys, ... Oceans and continents exemplify the highest-order landforms.
It can be observed and tested
ANSWER:
In the animal kingdom mammals have largest natural breasts.
EXPLANATION:
Mammals have largest breasts in animals and specifically Blue Whale has the largest breasts but they are inside the body.Among other animals goats, cows and buffaloes have larger breasts too but surely not greater than the size of Blue Whale's.Breasts are organs in which mammary glands are present, these glands produce milk.