Answer:
Explanation:
A protein molecule is made from a long chain of these amino acids, each linked to its neighbor through a covalent peptide bond (Figure 3-1). Proteins are therefore also known as polypeptides. Each type of protein has a unique sequence of amino acids, exactly the same from one molecule to the next.
Carbohydrates provide your body with energy. The simplest are sugars, like glucose, fructose, sucrose and lactose. Complex carbohydrates, like starch, are made up of lots of sugar molecules joined together. The 'identity tags' (antigens) on the surface of all cells are made from carbohydrates joined to proteins.
An Organelle is any number of organized or specialized structures within a living cell.
Answer
:B) 16
Explanation:
After division, each cell has same number of chromosomes
Answer:
The two networks tubes in vascular plants are located in their roots, stems, and leaves.