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... ntractions occur when the muscle is stimulated. After a series of reactions, the cross bridge and actin combined, twisted, separated, combined again, and then twisted again in the cross bridge cycle process.This muscle contraction process energy came from the hydrolysis of ATP.

Then what was ATP? It was adenosine triphosphate.

(TLN: Guess we learning biology. The mitochondria is the powerhouse of the cell.)

ATP was a key molecule for an organism’s energy conversion and transmi ...

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In high school, Xu Youyou was pressed by the domineering school grass against the wall to confess. Xu Youyou frowned and refused: “No, my mother said that the most important thing for students is to study! Otherwise, they will become the scum of society in the future!” Someone who has a single-digit score and hates studying: “….”
In college, a rich and handsome president He wanted to use favorable conditions to help Xu Youyou, but got a contemptuous look from Xu Youyou: “My mother said, there is no such thing as getting something for nothing, if there is, there must be a conspiracy!” The president who wanted to find white moonlight substitute: “….”
*5874 is a system whose mission is to change the miserable fate of the abused heroine Xu Youyou and make her happy. But, look at the little beany who is only three years old in front of her, and look at the terrible environment of the orphanage. The system decides to tell a lie “Youyou don’t be afraid, I’m your mother.”
After fifteen years of conscientious teaching, the system fell into a deep sleep due to a lack of energy. When it woke up again and found Xu Youyou living in a beautiful villa with countless jewels and beautiful clothes. The system was heartbroken: “Baby, why are you still …” Xu Youyou is excited: “Mom! You finally woke up! You were right! The best money in the world is money earned from loving a brainy man! System: “… Did I say that?”

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4.0/5(votes)
FantasyActionAdultAdventure

Netori - Mc only steals other womanKyle’s life was a downward spiral of betrayal and boredom. After being cheated on by his girlfriend, he gave up on everything, drowning himself in his favorite escape: an 18+ harem-themed online game. He had planned to play the finale of the game before ending it all, but fate had other plans for him.Just as he was about to log in for the final time,An unexpected prompt appeared on the screen:[Now choose: Will you be reincarnated into another world? Y/N]With no attachments to his old life, Kyle clicked “Yes ”without hesitation.[You have only one wish. What will you wish for?]A wicked smile spread across Kyle's face as he typed his wish:“I want to be the one who takes everything others hold dear in NTR situations.”And so, his second life began in a world of swords, magic, and beautiful women. Armed with two overpowered NTR skills, Kyle is ready to conquer, seduce, and rewrite his destiny. This time, the tables have turned,he will be the one taking what others treasure most.---If you’re into 18+ spicy adventures with plot-driven twists, this book is for you! Dive into a smutty fantasy world filled with harem building, forbidden desires, and magic battles.What You’ll Find Here:- Lemons you won’t forget- NTR (to others) drama done right- Harem building with real chemistry- Worldbuilding full of magic and mystery- Complex characters with dark motives- Just the right balance of plot and spice---Author’s Note:Hey readers, thank you for checking out my first smut novel! While there are plenty of steamy scenes, the story comes first. Expect character growth, a compelling plot, and lots of twists and turns to keep you hooked. If you enjoy this, please vote with your power stones,it motivates me to keep writing and improving. Your support means the world!Don’t miss out on Kyle’s chaotic, spicy journey!Sex Sex Sex Sex

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As the ruler of a munitions empire, Tang Mo unexpectedly fell and was transported to an entirely different world, where he also unexpectedly acquired a “King of Munitions” system.In this underdeveloped world, Tang Mo relied on the abilities granted to him by the system to drive the development of the entire world.After all, the desire for civilization conquest had always been the driving force behind progress, and life had continuously evolved between attack and defense over tens of millions of years...So, selling assault rifles to these archers and training knights to be tank operators... there shouldn't be any problem with that, right? XD