Topics: Genetics and Probability Quiz
A mutation is
A. any change that is harmful
B. any change in a gene or chromosome
C. any change that is helpful
D. any change in the phenotype
Select your answer:

Topics:
Medicine on the Western Front Common Diseases in Human Beings Biochemistry: Carbohydrates and Lipids Respiration Anatomy and Physiology Circulatory & Respiratory System Muscles and Healthy Body Normal Radiographic Anatomy Anatomy & Physiology: Respiratory Infectious Disease Bacteriology Forensics: Blood Health and Disease Biochemistry of Diabetes Nutrition In Animal Orthopaedic NeurologyOther quiz:
Muscle Anatomy › ViewWhat is released by axon terminals into the synaptic cleft to stimulate a muscle to contract?
A. sodium ions
B. acetylcholine
C. actin
D. myosin heads
Muscular System › View
What is the job of the skeletal muscle’s?
A. To Help You Breathe
B. To Move Your Bones
C. To Produce Carbon Dioxide
D. To Keep You Warm