which of the following form the foundation of plasma membranes? course hero

What are the main components of the plasma membrane?

Figure 5.2 The plasma membrane fluid mosaic model describes the plasma membrane as a fluid combination of phospholipids, cholesterol, and proteins. Carbohydrates attached to lipids (glycolipids) and to proteins (glycoproteins) extend from the membrane's outward-facing surface. A plasma membrane's principal components are lipids (phospholipids and cholesterol), …

What is the fluid nature of the membranes attributed to?

May 05, 2019 · This is Cladistic reasoning Question 18 of 40 2.5/ 2.5 Points Which of the following form the foundation of plasma membranes? A. Glycoproteins B. Proteins C. Fatty acids D. Phospholipids E. Glycolipids

What is the function of proteins in the plasma membrane?

a. Tropomyosin is an elongated molecule ( approximately 40 nm long ) that fits securely into the grooves within the thin filament and is associated with seven actin subunits. Exam 3 Key. 1. The structure of collagen and DNA are different. Collagen molecule is organized as a triple helix, whereas DNA molecule is organized as a double helix 1.

What is the structure of a biological membrane?

Feb 28, 2020 · Question 7 of 40 Which of the following form the foundation of plasma membranes ? A. ... potassium, hydrogen ions, and calcium through biological membranes, generating and maintaining concentration gradients. Since a gradient requires energy to make, it is a type of stored energy. ... Course Hero is not sponsored or endorsed by any college or ...

What is the plasma membrane?

1. The plasma membrane (cell membrane) is made of two layers of phospholipids. 2.The plasma membrane has many proteins embedded in it. 3.The plasma membrane regulates the entry and exit of the cell.

What is the membrane of a cell?

It is a thin semi permeable membrane layer, which surrounds the cytoplasm and other constituents of the cell. Click again to see term 👆. Tap again to see term 👆.