Skeletal muscles are attached to bones to allow movement. Skeletal muscles have a striped appearance. Which of the following is true of skeletal muscles? *

a. Skeletal muscles are an example of cardiac muscle.
b. Skeletal muscles are an example of smooth muscle.
c. Skeletal muscles are an example of voluntary muscle.
d. Skeletal muscles are an example of involuntary muscle.

answer; i believe that the correct answer is(d) nondisjunction during meiosis;

correct answer is option a.

tropopause, stratopause and mesopause have all in common aspect that is point of maximum temperature in its layer of the atmosphere. all layers of atmosphere observe abrupt change in temperature. tropopause is the boundary between troposphere and stratosphere. stratopause is the boundary between stratosphere and mesosphere. mesopause is the boundary between mesosphere and thermosphere. these all boundaries are ranges between altitude of 0 to 80 km.