Which describes the chemical composition of a cell membrane?
A. two layers of proteins and two layers of lipids
B. two layers of proteins and one layer of lipids
C. one layer of protein and two layers of lipids
D. two layers of lipids and embedded surface protein
Select your answer:
Topics:
The Cell Cardiorespiratory System Obesity First Aid Excretory System Diversity Inflammation and Tissue Repair History of Immunology Ecology Living Organisms Disease as a Failure of Homeostasis Defence against Infectious Diseases Musculoskeletal Diseases Muscle Tissue Pituitary, Thyroid and AdrenalOther quiz:
World Health Day › ViewBelow there is a list of some of the roles of vitamins and minerals in a healthy body:
Provides energy Provides materials for the body to grow Provides materials for survival
What is another role of vitamins and minerals that should be added?
A. Vitamins and minerals are only found in water.
B. Vitamins and minerals are miracle cures.
C. Vitamins and minerals provide materials to repair the body.
EMR - Trauma › View
The most common life-threatening event in a rollover crash is:
A. ejection or partial ejection
B. colliding with items inside the vehicle
C. shearing of the aorta
D. colliding with other passengers inside the vehicle