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Which of the following compounds may be polymers?. carbohydrates nucleic acids proteins all of these. Carbon compounds that come from living organisms are called _____ compounds. water organic homogeneous biological.

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which of the following compounds may be polymers
Which of the following compounds may be polymers?
  • carbohydrates
  • nucleic acids
  • proteins
  • all of these
carbon compounds that come from living organisms are called compounds
Carbon compounds that come from living organisms are called _____ compounds.
  • water
  • organic
  • homogeneous
  • biological
the nucleus of an atom contains
The nucleus of an atom contains _____.
  • protons and neutrons
  • neutrons and electrons
  • protons and electrons
  • protons, neutrons, and electrons
electrons move about the nucleus of an atom in regions called
Electrons move about the nucleus of an atom in regions called _____.
  • electron clouds
  • nuclei
  • air
  • isotopes
what are the basic building blocks of proteins
What are the basic building blocks of proteins?
  • nucleic acids
  • peptide bonds
  • amino acids
  • glycerol and fatty acids
water dissolves many ionic and molecular compounds because of its
Water dissolves many ionic and molecular compounds because of its _____.
  • ionic bonding
  • polarity
  • covalent bonding
  • hydrogen bonding
when molecules of glucose and fructose combine to form sucrose they do so by
When molecules of glucose and fructose combine to form sucrose, they do so by _____.
  • hydrolysis
  • electron clouds
  • condensation
  • radiation
the various enzymes in our bodies are
The various enzymes in our bodies are _____.
  • lipids
  • carbohydrates
  • nucleotides
  • proteins
glucose and fructose with the formula c 6 h 12 o 6 differ in
Glucose and fructose, with the formula C6H12O6, differ in _____.
  • numbers of atoms
  • arrangement of atoms
  • kinds of atoms
  • arrangement of electrons
an atom of fluorine has nine electrons its second energy level has
An atom of fluorine has nine electrons. Its second energy level has _____.
  • two electrons
  • eight electrons
  • seven electrons
  • nine electrons
diffusion continues until there is no
Diffusion continues until there is no _____.
  • dynamic equilibrium
  • turgor pressure
  • concentration gradient
  • homeostasis
brownian motion is evidence of
Brownian motion is evidence of _____.
  • polar ions
  • random motion of molecules
  • chemical energy
  • microorganisms
the smaller subunits that make up nucleic acids are
The smaller subunits that make up nucleic acids are ____________________.
  • Super tiny
  • Amino acids
  • Nucleotides
  • Carbohydrates
two atoms that share electrons are held together by bonds
Two atoms that share electrons are held together by ____________________ bonds.
  • Diffusion
  • Isotonic
  • Covalent
  • Ionic
glucose polymer that forms the cell walls of plants
glucose polymer that forms the cell walls of plants
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
large molecule formed when many smaller molecules bond together
large molecule formed when many smaller molecules bond together
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
molecule with unequal distribution of charge
molecule with unequal distribution of charge
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
protein that speeds up a chemical reaction
protein that speeds up a chemical reaction
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
bond formed between amino acids
bond formed between amino acids
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
all the chemical changes that occur within an organism
all the chemical changes that occur within an organism
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
mixture in which one substance is distributed evenly in another
mixture in which one substance is distributed evenly in another
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
center of an atom
center of an atom
  • cellulose
  • polar molecule
  • nucleus
  • peptide bond
  • polymer
  • solution
  • enzyme
  • metabolism
slide26

What are the 4 types of biomolecules/organic molecules?

  • Give an example of each.

CARBOHYDRATES: sugar, starch, pasta, crackers, potatoes etc

LIPIDS: oils, fats, chips, cheese, greasy foods

PROTEINS: meat, peanut butter, milk

NUCLEIC ACIDS: DNA, RNA

slide27

What are the tests to determine the presence of certain biomolecules/organic compounds?

BROWN PAPER: test for lipids

IODINE: test for starch

BENEDICT’S SOLUTION: test for sugars