Which protein is used for muscle contraction? Tropomyosins How does the structure of protein affect muscle contraction? Protein structure affects muscle contraction and enzyme activity. It affects muscle contraction by the ATP/ADP changes in the myosin structure and troponin/tropomyosin interaction blocks binding of myosin to actin. What are the two most important proteins involved in […]
How do you describe an event example?
How do you describe an event example? 4 Examples of Great Event Descriptions Social Proof. The massive technology conference Techweek references past attendees and sponsors to illustrate how popular and illustrious the event is. Incentives. Monthly stand-up night the Comedy Cabaret enters guests into a free raffle for beer when they buy a ticket. Charity. […]
Why do pond skaters not sink?
Why do pond skaters not sink? Pond skating insects reveal water-walking secrets as they effortlessly skip across the surface leaving nothing but a tiny ripple in their wake, according to a new study. They stay afloat thanks to their small weight and the surface tension of water acting like a skin. Is water really the […]
Is heat dependent on mass?
Is heat dependent on mass? Heat is a type of energy, but temperature is not energy. Heat depends on mass of the substance, however; temperature does not depend on the quantity of matter. If you give heat to a matter, you increase its temperature or change its phase. Can something exist if it has no […]
What are two disadvantages to a coal power plant?
What are two disadvantages to a coal power plant? The major disadvantage of coal is its negative impact on the environment. Coal-burning energy plants are a major source of air pollution and greenhouse gas emissions. In addition to carbon monoxide and heavy metals like mercury, the use of coal releases sulfur dioxide, a harmful substance […]
What made Leonardo da Vinci great?
What made Leonardo da Vinci great? Leonardo da Vinci was an artist and engineer who is best known for his paintings, notably the Mona Lisa (c. 1503–19) and the Last Supper (1495–98). His drawing of the Vitruvian Man (c. Read more about Leonardo da Vinci’s famous wall painting, the Last Supper. Did Leonardo da Vinci […]
What was the powerful Indian tribe that Lewis and Clark were warned about?
What was the powerful Indian tribe that Lewis and Clark were warned about? A French trader named Jean Baptiste Truteau warned them that “all voyageurs who undertake to gain access to the nations of the Upper Missouri ought to avoid meeting this tribe as much for safety of their goods as for their lives….” Nevertheless, […]
Which transition causes the absorption line at the shortest wavelength?
Which transition causes the absorption line at the shortest wavelength? Which transition causes the emission line at the shortest wavelength? From the transitions, we can see that energy involved from the transition of E to C is the largest energy involved (longest arrow) which makes it having the shortest wavelength. What is the lowest possible […]
Do vitamins give energy?
Do vitamins give energy? Vitamin B-12, or cobalamin, is a nutrient you need for good health. It’s one of eight B vitamins that help the body convert the food you eat into glucose, which gives you energy. Vitamin B-12 has a number of additional functions. What are the main source of fresh water? precipitation What […]
What happened to the alpha particles when they hit the gold foil?
What happened to the alpha particles when they hit the gold foil? Alpha particles only have 2 protons, so the positive charge is not strong enough to attract the electrons in the gold atom. It might have definitely interacted, with the electrons “pulling” them toward themselves, which result in a tiny force which pushed the […]