Bio 181 Module 3: Self Check Questions And Answers 100% Verified A+ Guaranteed

Explain the evolutionary origin of the endoplasmic reticulum, Golgi apparatus, and vesicles. {Ans: They are believed to have formed from the invagination of the plasma membrane during the endomembrane system theory.}Amino acids can be largely subdivided into two groups. What are the two groups? {Ans: Hydrophilic (water-loving) and hydrophobic (water-hating)}Facilitated diffusion uses a channel protein to let components move down their concentration gradient. T/F {Ans: True}We are made up of _______ percent water. {Ans: 50-70%}If something is soluble in water a hydration forms around it and it is termed: {Ans: Hydrophillic}Active transport uses ATP to move components in parallel with their concentration gradient, that is: from a high concentration to a low concentration. T/F {Ans: False}