Description : Humans cannot digest cellulose because: a) it does not contain sugars b) it is made up of disaccharides c) it is made up of monosaccharides d) humans lack the proper enzymes
Last Answer : ANSWER: D -- HUMANS LACK THE PROPER ENZYMES
Description : Enzymes involved in the breakdown of nucleotides into sugars and bases? -Biology
Last Answer : answer:
Description : Besides the pancreatic juice in the intestine there is the releasing of the enteric juice that contains digestive enzymes too. What are these enzymes and which type of molecule do each of these enzymes break?
Last Answer : The enteric juice is secreted by the small intestine mucosa. The enzymes of the enteric juice and their respective functions are described as follows: Enterokinase: enzyme that activates ... Enzymes that break nucleotides into its components (nitrogen-containing bases, phosphates and pentoses).
Description : What is needed in order for reactions to occur at body temperatures? a. buffers b. acids c. bases d. enzymes
Last Answer : d. enzymes
Description : Presence of a certain minimum quantity of fluorine is desirable in potable water to prevent (A) Dental cavities (B) Scale formation (C) Water-borne disease (D) Corrosion
Last Answer : (A) Dental cavities
Description : Intestinal nucleosidases act on nucleosides and produce (A) Purine base only (B) Phosphate only (C) Sugar only (D) Purine or pyrimidine bases and sugars
Last Answer : Answer : D
Description : Which of the following biomolecules does have a phosphodiester bond? (a) Amino acids in a polypeptide (b) Nucleic acids in a nucleotide (c) Fatty acids in a diglyceride (d) Monosaccharides in a polysaccharide
Last Answer : b) Nucleic acids in a nucleotide
Description : What are Lipids? (1) Lipids are monosaccharides (2) Lipids do not provide energy to cells (3) Fruits are a good source of lipids (4) Cholesterol and trans fatty acids are types of Lipids
Last Answer : Cholesterol and trans fatty acids are types of Lipids
Description : In the digestive system, proteins are broken down into: a) simple sugars. b) fatty acids. c) amino acids. d) glycerol.
Last Answer : ANSWER: C -- AMINO ACIDS.
Description : Bile, an emulsifier liquid, is made by the liver and later stored within the gallbladder and released in the duodenum. Bile is composed of bile salts, cholesterol and bile pigments. ... enzymes that break fats into simpler fatty acids and glycerol. Digestion System - Image Diversity: gallbladder
Last Answer : What is the adnexal organ of the digestive system in which bile is stored?
Description : Presence of excess fluorine in water causes (A) Dental cavity (B) Tooth decay (C) Fluorosis (D) Respiratory disease
Last Answer : (C) Fluorosis
Description : What is NOT TRUE about Hydrotherapy (Water Jet): A. Removes pellicle from tooth surface B. Removes dental plaque C. Causes no harm to gingiva
Last Answer : B. Removes dental plaque
Description : The baking and brewing yeasts a. Belong to the genus Aspergillus. b. Break down glucose and other carbohydrates. c. Induce bread to rise by producing oxygen gas. d. Cause serious diseases in humans.
Last Answer : b. Break down glucose and other carbohydrates.
Description : Restriction enzymes have been found in (A) Humans (B) Birds (C) Bacteria (D) Bacteriophase
Last Answer : Answer : C
Description : Newborns exposed to Chlamydia trachomatis from an infected mother may experience a. Toxic Shock Syndrome or Staphylococcal Skin Disease. b. Dental Caries When the Teeth Grow In. c. Destruction of the Reproductive Organs. d. Disease of the Eyes or Lungs.
Last Answer : d. Disease of the Eyes or Lungs.
Description : Vegetables are easily perishable because of their high content of - (1) sugars (2) water (3) vitamins (4) enzymes
Last Answer : (2) water Explanation: The perishability of food items depends a lot on their water content. High moisture decides their perishability or longer shelf life. Perishable food includes fruits and vegetables, fresh meat ... , Tomato: 94 per cent, etc. Even potato contains about 79 per cent water in it.
Description : Naturally occurring ____ play a role in food coloring. a. enzymes c. pigments b. sugars d. carbohydrates
Last Answer : c. pigments
Description : Vegetables are easily perishable because of their high content of (1) sugars (2) water (3) vitamins (4) enzymes
Last Answer : water
Description : Vitamin E protects enzymes from destruction in (A) Muscles (B) Nerves (C) Gonads (D) All of these
Description : What about some bacteria is important to important to humans in terms of our being able to make proteins and nucleic acids from the foods we eat?
Last Answer : Feel Free to Answer
Description : A column of water within xylem vessels of tall trees does not break under its weight because of (a) lignification of xylem vessels (b) positive root pressure (c) dissolved sugars in water (d) tensile strength of water.
Last Answer : (d) tensile strength of water.
Description : Why do cells need small molecules such as simple sugars and amino acids in order to diffuse into the cell?
Last Answer : Need answer
Description : Protein is a polymer of (A) Sugars (B) Phenols (C) Amino acids (D) Carboxylic acids
Description : Plants, but not animals, can convert fatty acids to sugars by a series of reactions called (a) photosynthesis (b) Kreb’s cycle (c) glycolysis (d) glyoxylate cycle.
Last Answer : (d) glyoxylate cycle.
Description : The overall goal of glycolysis, Krebs’ cycle and the electron transport system is the formation of (a) ATP in one large oxidation reaction (b) sugars (c) nucleic acids (d) ATP in small stepwise units
Last Answer : d) ATP in small stepwise units.
Description : Name the organelle that contains high levels of hydrolases and is responsible for digestion of proteins, sugars, nucleic acids and lipids.
Last Answer : Lysosomes
Description : In the process of transcription in bacterial cells (A) Initiation requires rho protein (B) RNA polymerase incorporates methylated bases in correct sequence (C) Both the sigma unit and core ... RNA polymerase are required for accurate promotor site binding (D) Primase is necessary for initiation
Description : Intestinal bacteria can grow in the presence of __________whereas nonintestinal bacteria are A.bile salts B.low concentration of various dyes C.sugars D.low levels of nitrogen
Last Answer : A.bile salts
Description : This early atmosphere was rich in CO2 and H2O. How did oxygen enter our atmosphere? (a) Meteorites. (b) From organisms that evolved to convert CO2 and H20 into sugars (energy), resulting in the waste product oxygen. (c) Volcanic emissions. (d) Methanogenic bacteria.
Last Answer : (b) From organisms that evolved to convert CO2 and H20 into sugars (energy), resulting in the waste product oxygen.
Description : Do enzymes break glucose down under boiling temperatures?
Last Answer : here's something that should help you. I have had my fill of a and p, chemistry, ... 2&ved=0CGEQFjAG&url=http%3A%2F%2Fwww.edmondschools.net%2FPortals%2F2%2Fdocs%2FScience%2FDeSpain%2FAP%2520Bio%2520ch8%269%2520review%25202011.doc&ei=IwKnUIHEKImkiQLl4oGgBg&usg=AFQjCNGzf5-kdSc-MHSV67qUqp3aaZn89w
Description : What part of the body mixes food with enzymes that break down protein?
Description : A particular cell organelle is sometimes referred to as the 'suicide bag' because it contains certain enzymes that can break down the cell components or even the whole cell. Which one of the following is such an organelle? (a) Lysosome (b) Mesosome (c) Phagosome (d) Ribosome
Last Answer : Ans:(d)
Description : Glycoproteins are marked for destruction by removal of their (A) Oligosaccharide prosthetic group (B) Sialic acid residues (C) Mannose residues (D) N-terminal amino acids
Description : The function of hemoglobin is------? A. Transportation of oxygen (Answer) B. Destruction of bacteria C. Prevention of anemia D. Utilization of energy
Last Answer : A. Transportation of oxygen (Answer)
Description : The function of hemoglobin is A.Transportation of oxygen B.Destruction of bacteria C.Prevention of anemia D.Utilization of energy
Last Answer : A.Transportation of oxygen
Description : (A) Ether behaves as bases in the presence of mineral acids. (R ) Due to the presence of lone pair of electrons on oxygen.
Last Answer : (A) Ether behaves as bases in the presence of mineral acids. (R ) Due to the presence of lone pair of ... R is false D. A is false but R is true
Description : What four properties that acids and bases have in common?
Description : Why do acids and bases make good electrical conductors when dissolved in water?
Last Answer : Acids, bases, and salts are ionically bonded and easily separate into oppositely charged free ions in water solution. Both the positive and negative ions then act as charge carriers, moving in response to an applied electric field thus facilitating electrical conductivity.
Description : Most liquids that conduct electricity are solutions of acids, bases and ______. Salts Who is known as the father of modern chemistry?
Last Answer : Antoine Lavoisier
Description : Degeneracy of the genetic code denotes the existence of (A) Base triplets that do not code for any amino acids (B) Codons consisting of only two bases (C) Codons that include one or more of the unusual bases (D) Multiple codons for a single amino acid
Last Answer : Answer : B
Description : Nucleotides required for the synthesis of nucleic acids can be obtained from (A) Dietary nucleic acids and nucleotides (B) De novo synthesis (C) Salvage of pre-existing bases and nucleosides (D) De novo synthesis and salvage
Description : Amino acids provide the nitrogen for the synthesis of (A) The bases of the phospholipids (B) Uric acid (C) Glycolipids (D) Chondroitin sulphates
Last Answer : Answer : A
Description : Which of the following statement(s) is/are true concerning translation of the mRNA message to protein synthesis? a. An adaptor molecule, tRNA, recognizes specific nucleic acid bases and unites them ... and the free amino acid occurs in the free cytoplasm d. Complete protein synthesis takes hours
Last Answer : Answer: a, b The synthesis of protein involves conversion from a four-letter nucleotide language to one of 20 chemically distinct amino acids. This process is referred to as ... translation and be moving down the mRNA molecules simultaneously, thus increasing the rate of protein synthesis
Description : Acids generate: (1) Acids generate hydrogen ions. (2) Bases generate hydroxide ions. (3) Both are correct (4) Both are incorrect
Last Answer : (3) Both are correct Explanation: Acids, in presence of water, give hydrogen ions (H+). Similarly, bases generate hydroxide (OH-) ions in water.
Description : _______ is the process in which acids and bases react to form salts and water. (1) Neutralization (2) Electrolysis (3) Distillation (4) Hydrolysis
Last Answer : (1) Neutralization Explanation: Neutralization is a process when acids and bases react to form salt and water.
Description : How is the acidic , basic character of acids and bases varies with respect to neutral water . Show these variations on the PH scale.
Last Answer : Ans: The PH of neutral water is 7 ,As the PH of solution deceases from 7 the acid characteristic of the solution increase so the acids having values 1 and 2 are strong acids and when the ... 7 the basic characteristic of the solution increase so the acids having values 11and 12 are strong bases.
Description : If there are 999 bases in an RNA that code for a protein with 333 amino acids, and the base at position 901 is deleted such that the length of the RNA becomes 998 bases, how many codons will be altered? (a) 11 (b) 33 (c) 333 (d) 1
Last Answer : (d) 1
Last Answer : b) 33