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gen bio quiz
  • Joshua Timbol

  • 問題数 51 • 9/29/2024

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    問題一覧

  • 1

    is a good source of carbohydrates.

    Bread

  • 2

    Used as a source of energy, ____ are a class of biomolecules that includes sugar and polymers

    Carbohydrates

  • 3

    Carbohydrates such as ___ act as structural molecules in the cell wall of plants.

    cellulose

  • 4

    Carbohydrates such as ____ act as structural molecules in the exoskeleton of crutaceans.

    chitin

  • 5

    Carbohydrates such as chitin act as structural molecules in the ____ of crustaceans.

    exoskeleton

  • 6

    Carbohydrates such as cellulose act as structural molecules in the ____ of plants.

    cell wall

  • 7

    These are organic compounds that primarily consist of carbon, hydrogen, and oxygen that occur in a ____

    1:2:1 ratio

  • 8

    is the primary source of sugars, particularly glucose, for cells of plants themselves and for the rest of the organisms of an ecosystem.

    Photosynthesis

  • 9

    simple sugars

    Monosaccharides

  • 10

    two to ten monosaccharides

    Oligosaccharides

  • 11

    hundreds to thousands of monosaccharides monomers

    Polysaccharides

  • 12

    are the monomers and fundamental units of carbohydrates that cannot be further broken down or hydrolyzed into smaller sugars.

    Monosaccharides

  • 13

    What are the types of monosaccharides?

    aldoses or ketoses.

  • 14

    are sugar units that contain an aldehyde group

    Aldoses

  • 15

    aldoses are sugar units that contain an ___ group

    aldehyde

  • 16

    are sugar units that contain a ketone group

    Ketoses

  • 17

    Ketoses are sugar units that contain a ___ group

    ketone

  • 18

    , which is also known as dextrose, is the form that circulates in our bloodstream.

    Glucose

  • 19

    occurs in ripe and sweet fruits, such as mangoes, the sweetest fruit on the planet.

    Fructose

  • 20

    Sweetest fruit in the world

    Mango

  • 21

    makes up the sugar in milk

    Galactose

  • 22

    , a pentose, is a major structural component of DNA nucleotides.

    Deoxyribose

  • 23

    These are molecules with the same molecular formula but different structures.

    Isomers

  • 24

    The hexoses ___ are considered isomers.

    glucose, galactose, and fructose

  • 25

    These are ring-shaped conformations of monosaccharides which is favorable in aqueous solutions.

    pyranose ring

  • 26

    What are the two conformations of glucose?

    The a-glucose and B-glucose

  • 27

    If the OH group of the Clis "below the ring" or on the opposite side of the CH,OH group, it is an _____.

    a-glucose

  • 28

    If the OH group of the Cl is "above the ring" or on the same side as the CH20H group, it is a ____.

    B-glucose

  • 29

    oligo= Sacchar=

    few,sugar

  • 30

    are formed by dehydration synthesis.

    Disaccharides

  • 31

    also known as condensation reaction, occurs when the hydroxyl group of glucose combines with the hydrogen of fructose.

    Dehydration synthesis

  • 32

    When two monosaccharides are combined into a disaccharide, a glycosidic bond (_____) holds them together.

    a-1,2 glycosidic linkage

  • 33

    in plants is abundant in sugarcane, which is processed to produce table sugar.

    Sucrose

  • 34

    in barley can be fermented to produce alcoholic beverages.

    Maltose

  • 35

    is the major sugar found in cow's milk.

    Lactose

  • 36

    , a trisaccharide, is found in cabbages and asparagus.

    Raffinose

  • 37

    Poly= Sacchar=

    Many,sugar

  • 38

    are large molecules that consist of hundreds to thousands of monosaccharide monomers. They are long chains of complex carbohydrates. are composed of very long chains of monosaccharides. The orientation of bonds and the presence of branching determine their properties.

    Polysaccharides

  • 39

    is the primary storage polysaccharide in plants.

    Starch

  • 40

    Two types of starch

    Amylose,Amylopectin

  • 41

    is the storage polysaccharide in animal and fungal cells.

    Glycogen

  • 42

    is the major component of plant cell walls, which makes it the primary structural carbohydrate in plants.

    Cellulose

  • 43

    mono= sacchar=

    one,sugar

  • 44

    molecules occur in very long fibers of glucose chains. The glucose units are bound by B-1,4 glycosidic linkage

    cellulose

  • 45

    sucrose is made up of?

    glucose+fructose

  • 46

    maltose/malt sugar is made up of?

    Glucose+Glucose

  • 47

    lactose is made up of?

    Glucose+Galactose

  • 48

    Raffinose is made up of?

    glucose+fructose+galactose

  • 49

    involves several pathways.

    Carbohydrate metabolism

  • 50

    Those with the suffix - lysis are ____ mechanism

    catabolic

  • 51

    those with the suffix - genesis are ____ processes.

    anabolic