I think the correct answer from the choices listed above is option 3. The sentence that is the most paradoxical is that "He was old enough to understand the innocence of children." A paradoxical sentence is a sentence that contains self-contradictory words. In this case, the rods old enough and innocence seems to contradict each other.
Enslaved people counted in the state population.
Troponin binds to Ca2+ from the sarcoplasmic reticulum. The propagation of an action potential along a skeletal muscle fiber causes the release of Ca2+.
What is a cross-bridge cycle?
As seen by the cross-bridge cycling, the action of the contractile proteins shortens muscles. The cross-bridge muscular contraction cycle can be seen in many types of muscles, including cardiac, smooth, and skeletal muscles. Therefore, when riding across bridges, all muscle groups contract.
What transpires in skeletal muscle during a cross bridge cycle?
The Pi dissociates after the myosin creates a cross-bridge with actin, causing the myosin to proceed through the power stroke and shorten the sarcomere, which lowers its energy state. In order to dismantle the cross-bridge
To know more about cross bridge cycle visit:
brainly.com/question/7031861
#SPJ4
Answer:
caffeine.
Explanation:
When Xi consumed several cups of coffee to stay wake for another hour.Coffee contains caffeine.Since caffeine is psychoactive drug and it is legal also unlike other psychoactive drugs.You feel more energetic.It acts as a central nervous system stimulant and when it reaches the brain it causes alertness and you will feel more awake.But Xi consumed more than he needed hence he was not able to go to sleep.
