Answer:
the overlapping decreases between the thin and thick filaments.
Explanation:
When w extend our hand or arm to the full and try to lift any heavy object, we are unable to lift the object inspite of applying all our force. We struggle hard to lift the object with our fully extended arm because when we extend our arm fully it decreases the overlapping of our thin and the thick filaments of our muscles which makes it difficult to lift. In other words, the resting length of our arm is the optimal length to generate force.
Answer:
They contain protein fibres that can contract when energy is available, making the cells shorter.
the answer is b) shoppers no longer need to leave the house or spend hours at the mall to make a purchase
Answer:
Peace Negotiations
After Yorktown, the Continental Congress appointed a small group of statesmen to travel to Europe and negotiate a peace treaty with the British: John Adams, Benjamin Franklin, John Jay, Thomas Jefferson and Henry Laurens.
Answer : Glucose and oxygen
Explanation : The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll, while the products are glucose (sugar), oxygen and water.
