What two molecules must be available in the sarcoplasm for the cross-bridge cycle to continue?Sarcoplasm:The sarcoplasm is the cytoplasm of the muscle fiber, also known as the myocyte. The sarcoplasm is filled with myofibrils which are long fibers. The myofibrils a...
The cell membrane is composed of a phospholipid bilayer, which arranges itself so that the innermost and outermost layers are polar, while the core is hydrophobic. Embedded in the membrane structure there are proteins, carbohydrates, and cholesterol molecules that help it maintain its fun...
without a clear number of atomic nuclei. The same thing is true if you look at a drop of water; you aren’t looking at a molecule of water, but rather a huge grouping
So could it be that Earth really is unique? All living things on Earth are made of the same building blocks, long carbon-based molecules.所以地球真的是独一无二的吗？地球上所有的生物都有着相同的组成成分，即长碳基分子。Scientists now think that a large proportion of these molecules came from...
What is the end result of DNA replication? A. Two DNA molecules each both have two new strands. B. Two DNA molecules which each have one old strand and one new strand. C. Two DNA molecules one with two old strands and...
Because no chemical reaction takes place when a mixture is formed, no energy (e.g. heat, light or electrical energy) is released or absorbed during the formation of a mixture.Do mixtures consist of atoms or molecules ?Mixtures can consist of either atoms or molecules - but must include at...
these secondary grains. The updates to theSegmentation+ Workroom in 2024.2make it easier to fully annotate these cracks such as when they extend beyond a square tile used for ground truth. The new ROI mechanism is flexible in its shape, so you can stretch the ROI acros...
1873, James Maxwell defined atom and molecule: "An atom is a body which cannot be cut in two; a molecule is the smallest possible portion of a particular substance." Since molecules were named before their true nature was discovered, it led to what is now an inexact and debated definition...
It is all about how different materials are put together and made up of atoms and molecules. Additionally, chemistry is how these materials act under different conditions. Slime is a non-Newtonian fluid. A non-Newtonian fluid is neither liquid nor a solid. It can be picked up like a solid...
What is the chemical structure of an amino acid? What are the molecules that result from protein digestion? Proteins serve as the machinery for living cells. What type of molecules are used to produce Proteins ( --- ), and how many different individual types of these molecules are used to...