<span>The correct answer is A. Cells. Carbohydrates are used in ATP and energy production and usually come in forms of breads or sugars, while Nucleic Acids are acids that encode and store information about the organism and are essential for the well being of the organism. They exist in 2 forms, the RNA and the DNA.</span>
Enzymes are biological catalysts – they speed up chemical reactions. Enzymes are required for most of the chemical reactions that occur in organisms . These reactions occur in the breakdown of chemical molecules, which we see in the digestive system . ... Enzymes are proteins that have a complex 3D-shape.
I would choose the mountain ecosystem.
The mountain ecosystem contains a complex living organisms.
Mountain lands support a diverse array of habitats with large range of plants
and animals. It is very crucial for biological diversity and is very wonderful
to see. The climate is mostly cool which is fitting for relaxation.
The density would be 14.567 lb/cu ft