Answer:
d
Explanation:
The answer would be d because limitation of models is basically about non realistic part of models that separate them from real life which is what d is saying.
Answer:
Explanation:
An organism is a body which is made up of many organ systems and parts. Organs constitute these organ systems. Then we will notice that these organs are made up of different types of tissues. Tissues are further analyzed under microscope to see millions of cells. By increasing the magnifying power, we can see that the cells are made up of further small molecules called atoms.
So starting form atom leads to further steps and development steps, an organism is formed. Atoms combine to form cells and each cell in the body perform the same function as our body as a whole perform. No smaller components can perform important functions of body other than cells. That’s y cells are known to be as the fundamental unit of life.
In physical geography<span>, a </span>dune<span> is a </span>hill<span> of loose </span>sand<span> built by </span>wind<span> or the flow of water.</span><span> Dunes occur in different shapes and sizes, formed by interaction with the flow of air or water. Most kinds of dunes are longer on the windward side where the sand is pushed up the dune and have a shorter "slip face" in the lee of the wind. The valley or trough between dunes is called a </span>slack<span>. A "dune field" is an area covered by extensive sand dunes. Dunes occur, for example, in some </span>deserts<span> and along some coasts.</span>
