4. A Phospholipid molecule has: A. two hydrophobic tails and one hydrophilic head B. two hydrophilic tails and one hydrophobic head C. one hydrophobic tail and one hydrophilic head D. three fatty acids and one phosphate group E. two phosphate groups and one fatty acid

4. A Phospholipid molecule has: A. two hydrophobic tails and one hydrophilic head B. two hydrophilic tails and one hydrophobic head C. one hydrophobic tail and one hydrophilic head D. three fatty acids and one phosphate group E. two phosphate groups and one fatty acid

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

See similar textbooks

Related questions

Q: An amphipathic molecules are those have a اخترأحد الخيارات a. hydrophilic chains and lonic and polar…

A: The plasma membrane is a double layered structure that acts as selectively permeable barrier for the…

Q: 5. Use the picture below to explain what kind of bonds are shown for molecule A and B. Be sure to…

A: Electrovalent or ionic bonds are formed when two atoms with differences in their electronegativity…

Q: 1. Explain why fats and steroids, which are structurally very different, are both classified as…

A: Life on earth is supported by the interaction of non-living molecules and produces an important…

Q: 4. Choose any amino acid and show, by diagrams of your own creation, how pH will modify the charge…

A: Amino acids are organic compounds that contain amine (-NH2) and carboxylic (-COOH) functional groups…

Q: Match the level of protein structure to its definition. __ Primary Structure __ Secondary…

A: Biochemistry is the science of study of the internal biochemical processes of organisms. The…

Q: The pKa of the Histidine side chain is 6.0. When Histidine is dissolved in a buffer with pH 5.0, the…

A: A molecule's level of acidity is indicated by the pKa value. A proton's grip on a Bronsted acid is…

Q: 6. All 20 amino acids have A. one chiral carbon B. one n-carbon C. one carboxyl group D. ionizable R…

A: Proteins are made up of amino acids. Amino acids are linked by peptide bonds, this simple structure…

Q: Enzymes are: A. proteins B. monomers C. lipids D. phospholipids

A: Enzymes helps to speed up the chemical reactions in the human body, that bind to the specific…

Q: All of the following molecules are branched-chain amino acids EXCEPT 2 points H H TH C. H I H. HH H.…

A: Introduction: The correct choice is molecule C

Q: 1. Unsaturated Fats a. have fewer fatty acid molecules per fat molecule than saturated fats. b.…

A: An example of a macronutrient is fat, which is sometimes referred to as lipid. They function vitally…

Q: Relate the chemical structure of phospholipids to their physical properties and uses. Use a diagram…

A: Phospholipids are esters comprising two fatty acid molecules joined to a glycerol molecule and a…

Q: The ff. are phospholipids, except: OA. plasmalogen B. lecithin O c. cephalin O D. choline

A: Phospholipids are a group of polar lipids that consists of two fatty acids, glycerol and phosphate…

Q: Relate the chemical structure of phospholipids to their physical properties and uses. Use a diagram…

A: Phospholipids are amphipathic lipid molecules with a phosphate group attached to them. Amphipathic…

Q: 2. An unsaturated phospholipid membrane is more fluid then a saturated phospholipid membrane. On the…

A: Phospholipids are amphipathic biomolecules with a hydrophilic head group and a hydrophobic tail…

Q: The cholesterol molecule is OA. an aromatic ring OB. a straight chain acid O c. a steroid OD.…

A: The cholesterol molecule is a type of lipid molecule that is essential for the proper function of…

Q: Adenosine Triphosphate (ATP) is the energy currency of the cell in any metabolic activity of the…

A: Adenosine triphosphate (ATP) is a three-phosphate nucleotide. The addition of phosphorous to the…

Q: 7. Which of the following is true of water in the hydration layer of proteins? a. It has a lower AS…

A: Enthalpy (H) is the heat content of a system. Change in enthalpy (∆H) is the difference between the…

Q: 24. Which of the following molecules possess both polar and non-polar regions? A. triglycerides B.…

A: The human body is a complex and well coordinated assembly of organ systems and tissues. All of these…

Q: Compare and contrast triacylglycerols and phospholipids. Discuss the biological roles these…

A: The biological macromolecules can be classified as carbohydrate, lipid, proteins and nucleic acids.…

Q: Classification. The following are basic building blocks of macromolecules. Match the building blocks…

A: Hello as you have asked multiple questions we will be able to answer only first three. For rest of…

Q: 2. A protein is a macromolecule which contains all of the following chemical elements except: A.…

A: Protein is a macromolecule that is formed by the polypeptide chain of amino acids. Several amino…

Q: Which one of the following would convert a liquid fat to a solid fat:

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: You are asked to help solve a murder, and a note from the murderer taunting the police says that the…

A: Lipids are hydrophobic molecules that are predominantly made up of carbon and hydrogen. They are not…

Q: Which lipid type is not an important structural component of the cell membrane structure? a.…

A: The thin, living, elastic, semipermeable lipoproteinaceous membrane that is present around the cell…

Q: 19. Which of the following is true? A. Water molecules that surround a less polar molecule in…

A: The three dimensional structure of proteins are stabilized by non-covalent interactions like…

Q: Which of the following statements correctly explains why a water molecule is polar? A. Water is…

A: A water molecule is made up of two hydrogen atoms and one oxygen atom. Water is considered as a…

Q: 33. Which of the following amino acid structures would be found usually on the surfaces of protein?…

A: Amino acids are building blocks of protein, which are essential biomolecules. Proteins are made up…

Q: 12. Which type of lipid contains at least one ester linkage in its structure? A. Wax B. sphingolipid…

A: Lipids are amphipathic molecules that contain both polar and non-polar groups present inside them.…

Q: Which of the following best describes a phospholipid? A. They contain a phosphate group in the…

A: Phospholipids are major components of plasma membrane. It forms lipid bilayers. Structure consists…

Q: 9. Which of the following molecules cannot be found in cell membrane? A. Triglyceride B. Cholesterol…

A: The cell membrane, commonly known as the plasma membrane, protects the cell. It is found in all…

Q: 4. Which of the following would be considered a basic solution? A. Solution with [OH-] = 3.8 x 10 M…

A: We can find out this using formula pH + pOH = 14 pOH = -log[OH-] and pH = -log [H+]

Q: Illustrate a dsDNA and indicate where you would find A. A phosphodiester bond B. Hydrogen bond C. 3*…

A: According to our company policy, we are supposed to answer only first question In this question, we…

Q: 1. Answer the following problem and explain your answer for better understanding Which of the…

A: They are the simplest form of fats that are linear unbranched chains of CH2 groups linked together…

Q: In a new protein structure you just solved by X-ray crystallography, you found a very long a-helix…

A: The alpha helix (α-helix) is a common motif in the secondary structure of proteins and is a right…

Q: 8. "Salting-out" is a process A. to represent the certain molecules are ionized in a solution B.…

A: Salt is a molecule composed of positive and negative ions when dissolved in water. Salt molecules…

Q: Which of the following applies to quaternary structure? It has two alpha and two beta subunits O a.…

A: Quaternary structure can be spotted in proteins consisting of two or more identical or different…

Q: The cholesterol molecule is OA. an aromatic ring B. a straight chain acid O C. a steroid OD.…

A: Cholesterol Is any of a class of organic molecules known as lipids. It is a sterol, which is a type…

Question

100%

4. A Phospholipid molecule has:
A. two hydrophobic tails and one hydrophilic head
B. two hydrophilic tails and one hydrophobic head
C. one hydrophobic tail and one hydrophilic head
D. three fatty acids and one phosphate group
E. two phosphate groups and one fatty acid

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Which of the following is used in the reaction called saponification? A. Strong Base B. Hydrogen C. Strong acid D. Nickel Fatty acids contain in __ - hydrogen bonds, making them __. The Phosphate "head" in a phospholipid is __. The entire phospholipid molecule, therefore, is __. A. Carbon; hydrophobic; hydrophilic; amphiphilic B. Hydrogen; hydrophilic; hydrophilic; amphiphilic C. Carbon; hydrophilic; hydrophilic; hydrophobic D. Hydrogen; hydrophobic; hydrophobic; hydrophobic
HHHHH H H H. A. saturated fatty acid B. unsaturated fatty acid C. carbohydrate D. protein 12. Which of the following groups is NOT part of a nucleotide? A. A phosphate group B. An R group C. A 5 carbon sugar D. A nitrogenous base 13. Nucleotides are the building block for A. proteins B. lipids C. sarbohydrates
15. Some molecules that are covalently bonded do not have a difference in charge across the mol- ecule. These molecules are referred to as nonpolar. What arrangement of electrons would result in a nonpolar molecule? 16. Some examples of nonpolar molecules include fats, oils, and waxes. How do these substances interact with water? 17. What prediction would you make about why oil and water interact in the way described above?
The ff. are phospholipids, except: OA. plasmalogen O B. lecithin O c. cephalin O D. choline 28
1. Is there more than one way to fold a protein, given the conflicting demands of the different "R" groups and the protein existing in a watery environment? 2. Explain what an R group is. 3. Compare the backbone of a polypeptide with that of a nucleic acid. 4. Proteins perform critical functions in all of our cells. Without proteins, life wouldn’t exist. Think of some specific proteins and describe what function they perform. 5. Explain the difference between secondary and tertiary protein structures.
The ff. are phospholipids, except: OA. plasmalogen O B. lecithin O c. cephalin O D. choline 28
1.Which of the following molecules consist of a chain of amino acids? Select all that apply. A. Carbohydrates B. Proteins C. Nucleic acids D. Lipids 2.Isotopes are variations of the same element that differ in their number of…. A. protons B. polymers C. electrons D. neutrons
3. Use the chemical structures shown on the next page to answer the following questions. Some questions may have more than 1 correct answer, so put down all correct answers. Some structures may be used to answer more than 1 question and some may not be used at all. a. Which molecules are amino acids? b. Which molecules are carbohydrates? c. Which molecule is a hydrophobic amino acid? d. Which molecules are lipids? e. Which molecule(s) possess at least one glycosidic linkage? f. Which molecule(s) possess at least one ester linkage? g. Which molecule(s) is a nucleic acid? h. Which molecule(s) is a nucleotide? i. Which molecules are polypeptides? j. Which molecules are steroids?
7. As shown below glycerol and two fatty acid molecules formed diglyceride by `OH CH3 Ö CH3 two glycosidic bonds two ester bonds One Peptide bonds O 30 Hydrogen bondings
oligomeric proteins O A. Primary Structure O B. Secondary Structure O c. Tertiary Structure OD. Quaternary Structure 26
36. Which of the following is true concerning phospholipids? A. The "head" of the phospholipid molecules possess an affinity for water. B. The "tails" of the phospholipid molecules possess an affinity for water. C. The fatty acid tails of the molecule possess an affinity for water. D. The "head" of the molecule possesses an affinity for fats.