One action potential in a motor neuron causes the full reaction in skeletal muscle, which is called a twitch. one twitch can generate max tension in a muscle. are these statements true or false?

3points which of these are associated with a sedentary lifestyle? select the two correct answers. a. physical fitness b. lack of energy c. normal bmi o d. increased risk of disease

Which of the following is characteristic of the lytic cycle? a) viral dna is incorporated into the host genome. b) the viral genome replicates without destroying the host. c) a large number of phages are released at a time. d) the virus—host relationship usually lasts for generations.

What hormones (at least three) are responsible for human growth and development and what do they do? describe what menstruation is and how it relates to reproduction. what are common emotional and physical challenges that arise during transition from child to adult? include and describe at least three challenges. what steps can you take to ease your own transition and be sensitive to others when they experience theirs? analyze the role of hormones in growth and development. how does this relate to your own personal health?