★ Muscles and Movements Quiz
When a muscle contracts
A. both actin and myosin become shorter in length
B. myosin heads pull the actin towards the M line
C. actin heads pull myosin towards H line
D. the sarcomere length increases
Select your answer:
Topics:
The Circulatory System Pituitary, Thyroid and Adrenal Healthcare Delivery Systems and Insurance Cardiovascular System SPED Law-lympics Microbiology Carbohydrates / Fat-soluble Vitamins Health Systems Defining Health and Wellness Coronary Heart Diseases The Digestive System Humanistic and Biological Psychology Infection Detection Human Body Systems Hearing ImpairmentOther quiz:
Digestion and Microbes › ViewThere are _______ types of microbes.
A. 2
B. 3
C. 4
D. 5
Genetics › View
Which of the following is an example of polygenic inheritance?
A. pink flowers in snapdragons
B. the ABO blood group in humans
C. Huntington’s disease in humans
D. skin pigmentation in humans