Which molecules are considered organic? A. O those containing carbon B. all natural G. O those containing phosphorus D. O those containing hydrogen

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…

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A: The two emergent properties of water includes; Cohesion - it is the hydrogen bonding of water…

Q: Match the concept in column A to the concept in column B. Write the letter of the correct answer on…

A: Introduction "A cell is the smallest, most fundamental unit of life, responsible for all of life's…

Q: What are the most important components of a bioflim? (More than one can be chosen)  A. nucleic acids…

A: Biofilms are dynamic and receptive to their current circumstance ( environment); that is, they can…

Q: Most of the molecules that 'make-up' the mass of our flesh (including water) are molecules wherein…

A: Covalent bonds are bonds formed by the sharing of electrons between atoms. Formation of covalent…

Q: Can you answer all the parts of the question for this diagram  A:What is Structure I? B:What is…

A: Mollusca is the second largest phylum in the animal kingdom. Most of the molluscs have shells. The…

Q: 1 9 H H-C-OH HOICIH HO-C-H HICION H-C-OH Н НО с-с 2 1-0-1 H₂N-C-C њс HIC Н CH2 SH 3 С- OH CH₂…

A: The correct answer is option B/C. 9Based on the given image, we can say that molecule 9 is…

Q: The backbone of all organic molecules is:a. oxygenb. sulfurc. nitrogend. carbone. phosphorus

A: The organic molecules are the compounds that form the entire living system. They are also termed as…

Q: CO2 is a has elements and its atoms are linked together by bond Select one: O a. Element, three,…

A: Carbon is the most abundant and essential element found in living organisms. All the biomolecules…

Q: Molecules that are found in living cells and contain the element___________ are considered organic…

A: Cell, in science, the essential membrane-bound unit that contains the central molecules of everyday…

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A: Venous return is the flow of blood from peripheral regions to back to right atrium . Factors which…

Q: What is the major consequence of the H- bonding interactions among water molecules? A. Polarity of…

A: Option (e). All of these is the correct answer. Reason: There are many effects of hydrogen bonding…

Q: Which best describes a beta-pleated sheet structure of proteins? a. It is an overall folding of a…

A: Proteins are composed of twenty standard amino acids attached together via peptide bonds. These…

Q: A hydrogen bond is distinct from ionic and covalent bonds in that ita. is a weak attraction between…

A: The electromagnetic attraction between a partially positively charged hydrogen atom bound to a…

Q: Which of the following is an organic molecule?a. CO2 c. H2Ob. O2 d. C6H12O6

A: Organic molecules are made up of carbon atoms that form long chains or rings.

Q: Amino acid Tyrosin (Y) is belong to which classification group? A. Polar Hydrophobic B. Nonpolar…

A: Amino acids are the macromolecules that consist of the carboxyl group, amino group, and R-group…

Q: The polysaccharide found in plant cell walls isa. glucose.b. starch.c. maltose.d. cellulose.

A: Biomolecules such as carbohydrates, lipids, proteins etc. are very essential for sustaining life.…

Q: What is the difference between cellobiose & cellulose?   A. Cellulose is a starch molecule,…

A: Carbohydrates are composed of saccharides which is linked together via glycosidic bond in order to…

Q: 2) dehydration reaction means ? A. molecules are breaking down by adding water. B. molecules are…

A: Biological molecules are substances that are present in the body and involved in Metabolic process .…

Q: Which of these is not a characteristic of carbon?   Select one: A.  Can form long chains B.…

A: Ans: D Is sometimes ionic

Q: Which characteristic of water makes it a universal solvent? A. O weak bonds B.O polarity G.O…

A: Introduction Almost 75% of the human body is composed of water. About 70% of the earth's surface…

Q: Organic molecules consist mainly of atoms.a. carbon c. carbon and hydrogenb. carbon and oxygen d.…

A: In chemistry, and biochemistry the compounds present are converted into two namely organic and…

Q: Which carbon-based compounds are essential to living things? A. O proteins, petroleum,…

A: A compound is composed of various elements. Organic compounds helps in formation of cell and other…

Q: Each carbon atom can bond with as many as-_________ other atom(s). a. one c. three b. two d. four

A: Bonds play a vital role in various biochemical interactions. There are 4 major types of bonds.…

Q: What atom has only one proton?a. hydrogen   d. a free radicalb. an isotope  e. a radioisotopec.…

A: Proton is the positivity charged particle found in the nucleus of atom,it is small in structure with…

Q: 15 These are the weakest bonds of all and are sensitive to pH as well as changes in temperature. a.…

A: There are different types of bonds or biological interactions found in living systems. These bonds…

Q: Which statement is false? A. Elements are found in compounds and molecules B. compounds are made…

A: The pure substances consisting of only atoms with the same number of protons and cannot be…

Q: Chargaff observed that the amount of OA. A+G; T+ C OB. A; T OC. purines; pyrimidines O D.A+T; G + C…

A: Introduction: Every living thing has self-replicating genetic material called DNA. It is a…

Q: The following is a property of acids, bases, or neither ? Produce H2 from metals A. acids B. bases O…

A: Asked : Produce hydrogen from metals is property of which of the given options

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…

Q: A molecule of water is formed when one atom of oxygen is covalently bonded with two atoms of…

A: Covalent bonds are formed by sharing of electrons. In the water molecule, there are two covalent…

Q: Multiple water molecules are held together by... A. Dehydration synthesis B. Covalent bonds C.…

A: Water is also known as universal solvent because of its ability to dissolve almost everything.  A…

Q: A base a. has a value below 7 on the pH scale. b. is a chemical that adds hydrogen ions to a…

A: In an acid-base reaction, according to the acid-base theory, acid is the compound that donates the…

Q: All carbohydrates are made up of what atoms?* Please choose one correct answer only. A. Carbon,…

A: Carbohydrates are divided into 3 classes monosaccharides, disaccharides, and polysaccharides.…

Q: hich molecule has the most atoms?

A: N2O2 has 4 atoms N=2, O=2 CO2 has 3 atoms., C=1, O=2 CO=2 atoms., C=1, O=1 H2O=3 atoms., H=2, O=1

Q: Lipids a. serve as food reserves in many organisms b. include cartilage and chitin c. are composed…

A: Lipids are organic compounds insoluble in water. They include fats, waxes, oils.