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what is a potential danger of excess cholesterol in the human body
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How does the structure of phospholipids linear molecules with a polar end and a nonpolar end relate to their function in the cell membrane?
The linear structure of phospholipids allows them to form a bilayer in the cell membrane due to their amphipathic nature, with the polar head facing outward towards water and the nonpolar tails facing inward. This arrangement helps create a barrier that controls the movement of substances in and out of the cell, contributing to the selective permeability of the cell membrane.
A molecule that is positively charge on one end and negatively charged on the other end is called a nonpolar?
Actually, a molecule that is positively charged on one end and negatively charged on the other end is called a polar molecule. Nonpolar molecules have an even distribution of charge.
A phospholipid molecule has a polar and a nonpolar end because of this water molecules form what kind of bond?
hydrogen bonds with the polar end of the phospholipid molecule
Is a dipole polar or nonpolar?
A dipole is polar because it has a separation of charge, with one end being more positive and the other end more negative. This charge asymmetry gives rise to a net dipole moment, making the molecule polar.
Is CH2Cl polar or nonpolar?
CH2Cl is a polar molecule. The electronegativity difference between carbon and chlorine causes an uneven distribution of charge, creating a slightly positive end and a slightly negative end in the molecule.
Is paper polar or nonpolar?
Paper is nonpolar because it is mostly composed of cellulose, which is a nonpolar molecule. Nonpolar substances do not have a separation of charge, meaning they do not have a positive and negative end like polar molecules do.
What group does the polar end of a phospholipid contain?
A phospholipid is a type of fat found in the body. Phospholipids are made up of a polar hydrophilic head and a nonpolar hydrophobic tail. Hydrophilic means water-loving and hydrophobic means water hating.
What is an amphipath?
Amphipathic means both polar and nonpolar. The molecule has a polar end that is attracted to water and a nonpolar end that is repelled by it.
Why common salt is more soluble in water than petrol?
Water is a polar molecule, and therefore dissolves other polar substances and many ionic compounds because of its partially positive hydrogen end and its partially negative oxygen end. However, petrol is a nonpolar substance and only dissolves other nonpolar substances.
A molecule with opposite charges on opposite ends?
This describes a polar molecule, which has a positive charge on one end and a negative charge on the other due to an uneven distribution of electrons. Water is an example of a polar molecule, with the oxygen end being slightly negative and the hydrogen ends being slightly positive.
What is used to help water away greasy dirt?
a molecule with polar and nonpolar end
Is the phospholipid molecule has two parts the polar end and the bipolar end?
No, you do not have that quite correct. A Phospholipid molecule has one end that is hydrophilic (is attracted to water) while the other end is hydrophobic (is repelled water but is attracted to fats).
