Which parts of the phospholipid molecules makes them hydrophobic? Circle answer.(HEADS) (TAILS) (NECK) (TOES) (ALL OF THE ABOVE) (NEITHER)

Below is the skeletal formula of a molecule typically found in cell membranes. What type of molecule is this and how can you tell? What are the functions of this type of molecule in the plasma membrane of a cell? CH3 CH₂) (CH₂) 16 CH3 Ko

If Hydrogen Peroxide (H2O2) is added to each of the following items, which of the items will have exergonics reactions? Items with endergonic reactions? - chicken - raw potato slice - raw carrot slice - sour cream

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The following diagram shows a short piece of a protein. Use the diagram to answer the following questions. A. What three amino acids are present in the segment? B. How many peptide bonds are present? C. Which amino acid is at the N terminus?

Which of the following are proteins? O cholesterol O ion channels O phospholipids O glycolipids O none of the above

Which of the following correctly matches the building block to the macromolecule it forms? Amino acids: proteins Sugars; lipids Nucleotides; polysaccharides Fatty acids; nucleic acids

Oils/Fatty acids have both a polar-head and a long tail that is non-polar. The term for a molecule with both polar (hydrophilic) and non-polar (hydrophobic) ends is   Group of answer choices amphiphilic amphoteric zwitter ion lipid

1- (True or False) Adjacent nucleotides are joined by covalent bonds that form between the –OH group on the 3` carbon of one nucleotide and the phosphate on the 5` carbon on the next.   2- (True or False) if a solute is in an aqueous solution, then by definition an hydration shell has formed around it.   3- (True or False) When exposed to water, phospholipids will self-organize into lipid bilayers, and spheres.