Answer:Ionic and Metallic Bonding. Electron Dot Diagrams. Describe the electron dot diagram system of representing structure. Draw electron dot diagrams for elements. ... We can mark these electrons and indicate what happens to them when an element ... of an atom are shown as dots distributed around the element's symbol.
Explanation:
Answer:
mouth ⇒ oesophagus (gullet, food pipe) ⇒ stomach ⇒ duodenum ⇒ ileum ⇒ colon ⇒ rectum ⇒ anus
Explanation:
Organisms are made up of a bunch of cells. Billions of cells coming together make up an organism.
Answer:
a. allow a variety of molecules to cross the cytoplasmic membrane
Explanation:
The cells have different molecules in its membrane. As a membrane the main function of it is to regulate the income and outcome of substances that the cell needs or the cell has like some wastes.
Some of these molecules can be some proteins like the permeases, that is going to regulate the solutes that can enter the cell, but since they are non specific, that means that can not make the difference among one carbohydrate and another (as an example).
