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Molecular Genetics Homeostasis - Vision Correction Tissue Repair Pathology Biochemistry Human Anatomy and Physiology - Types of Tissues Protein and Amino Acid Metabolism Oral Hygiene Diabetes Cells and Organ Systems Polio Composition of Blood and Blood Cells Advanced Stretching SM2 Blood Pathology Thyroid Disease Cell Cycle

Other quiz:

Nervous System and Special Senses › View

Which one of the following is the correct sequence of events that follows a threshold potential:

1. the membrane becomes depolarized
2. sodium channels open and sodium ions diffuse inward
3. the membrane becomes repolarized
4. potassium channels open and potassium ions diffuse outward while sodium is actively transported out of the cell
.
A. 3,2,4,1

B. 2,1,4,3

C. 2,1,3,4

D. 1,2,4,3

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Biochemistry/Cells › View

Which subatomic part of an atom gives it a positive charge?

A. Neutron

B. Proton

C. Electron

D. Nucleus

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