PHYSIOLOGY XA FRAMEWORK 2

Beschreibung

Skills–Atoms & Molecules Solutions Biomolecules
Brienna Blair
Quiz von Brienna Blair, aktualisiert more than 1 year ago
Brienna Blair
Erstellt von Brienna Blair vor mehr als 5 Jahre
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Zusammenfassung der Ressource

Frage 1

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Located in the atom are: [blank_start]protons[blank_end] that have a positive charge, neutrons that have [blank_start]no[blank_end] charge, and electrons that have a [blank_start]negative[blank_end] charge
Antworten
  • protons
  • no
  • negative

Frage 2

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When an atom loses an electron it becomes more [blank_start]positive[blank_end] and becomes a [blank_start]cation[blank_end]
Antworten
  • positive
  • cation

Frage 3

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When an atom gains an electron it becomes more [blank_start]negative[blank_end] and becomes an [blank_start]anion[blank_end]
Antworten
  • negative
  • anion

Frage 4

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The atomic number is relative to the number of [blank_start]protons[blank_end] the atom has
Antworten
  • protons

Frage 5

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Covalent bonds are bonds where electrons on the outmost ring are [blank_start]shared[blank_end]. A covalent bond is generally known as a [blank_start]strong[blank_end] bond.
Antworten
  • shared
  • strong

Frage 6

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Two types of covalent bonds are [blank_start]polar[blank_end] and [blank_start]nonpolar[blank_end]
Antworten
  • polar
  • nonpolar

Frage 7

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Nonpolar is the [blank_start]equal[blank_end] sharing of electrons between 2 atoms
Antworten
  • equal

Frage 8

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Polar bonds are [blank_start]unequal[blank_end] sharing of electrons, this causes small regional [blank_start]negative[blank_end] and [blank_start]positive[blank_end] poles
Antworten
  • unequal
  • negative
  • positive

Frage 9

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[blank_start]Ionic bonds[blank_end] are the complete donation of an electron(s) to another atom
Antworten
  • Ionic bonds

Frage 10

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[blank_start]Hydrogen[blank_end] bonds are [blank_start]weak[blank_end] charges on polar water molecules attracted to other negative or positively charged atoms or molecules
Antworten
  • Hydrogen
  • weak

Frage 11

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Van der Waals forces is the weak attractive force between 2 [blank_start]polar molecules[blank_end] or a [blank_start]polar[blank_end] molecule and an [blank_start]ion[blank_end]
Antworten
  • polar molecules
  • polar
  • ion

Frage 12

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[blank_start]Solute[blank_end] is a substance dissolved in liquid
Antworten
  • Solute

Frage 13

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A [blank_start]solvent[blank_end] is the liquid that the solute is dissoveled into
Antworten
  • solvent

Frage 14

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A [blank_start]solution[blank_end] is the solute dissolved in the solvent
Antworten
  • solution

Frage 15

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[blank_start]Hydrophilic[blank_end] is a water-loving molecule
Antworten
  • Hydrophilic

Frage 16

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[blank_start]Hydrophobic[blank_end]: water-fearing molecules
Antworten
  • Hydrophobic

Frage 17

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[blank_start]Amphipathic[blank_end]: molecules that are part hydrophobic and part hydrophilic, having both polar and nonpolar portions
Antworten
  • Amphipathic

Frage 18

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[blank_start]Molarity[blank_end] is the amount of solute in a unit volume solution
Antworten
  • Molarity

Frage 19

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[blank_start]Acid[blank_end]: adds H+to solution (H+donor)
Antworten
  • Acid

Frage 20

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Base: [blank_start]decreases[blank_end] number of H+ in solution (H+acceptor)
Antworten
  • decreases

Frage 21

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The higher the [H+], the [blank_start]lower[blank_end] the pH
Antworten
  • lower

Frage 22

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The lower the [H+], the [blank_start]higher[blank_end] the pH
Antworten
  • higher

Frage 23

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Anything [blank_start]greater[blank_end] than a pH of 7 is said to be basic or alkaline. Anything below 7 is said to be [blank_start]acidic[blank_end]
Antworten
  • greater
  • acidic

Frage 24

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ECF normal range for pH is [blank_start]7.35[blank_end] to [blank_start]7.45[blank_end]
Antworten
  • 7.35
  • 7.45

Frage 25

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[blank_start]Carbohydrates[blank_end] are long chains of sugar and are made of [blank_start]oxygen[blank_end], [blank_start]hydrogen[blank_end] and [blank_start]carbon[blank_end]. They are the most abundant.
Antworten
  • Carbohydrates
  • oxygen
  • hydrogen
  • carbon

Frage 26

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Lipids are the most diverse and are [blank_start]nonpolar[blank_end] so they are hydrophobic. made up of [blank_start]fatty-acid[blank_end] chains that have a [blank_start]glycerol[blank_end] head and a number of fatty-acid tails.
Antworten
  • nonpolar
  • fatty-acid
  • glycerol

Frage 27

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Saturated fats contain [blank_start]no[blank_end] double bonds and is [blank_start]solid[blank_end] at room tempurature
Antworten
  • no
  • solid

Frage 28

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[blank_start]Unsaturated[blank_end] fats contain a double bond and are liquid at room temperature
Antworten
  • Unsaturated

Frage 29

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[blank_start]Proteins[blank_end] are the most versatile molecule. They are made of 20 different [blank_start]amino acids[blank_end] and millions of different combinations
Antworten
  • amino acids
  • Proteins

Frage 30

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Proteins are made of [blank_start]amino acids[blank_end] that are composed of a [blank_start]carboxyl[blank_end] group, an amino group, a [blank_start]hydrogen[blank_end] and a R group
Antworten
  • amino acids
  • carboxyl
  • hydrogen

Frage 31

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[blank_start]Proteins[blank_end] can have 4 different structures, primary, secondary, tertiary and Quaternary.
Antworten
  • Proteins

Frage 32

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Amino acids combine together to form [blank_start]peptide[blank_end] bonds
Antworten
  • peptide

Frage 33

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Nucleotides are made of a base [blank_start]sugar[blank_end] and a [blank_start]phosphate[blank_end]
Antworten
  • sugar
  • phosphate

Frage 34

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Single [blank_start]nucleotides[blank_end] are used primarly to capture and transfer energy
Antworten
  • nucleotides

Frage 35

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[blank_start]Nucleotide polymers[blank_end] are things like nucleic acids, DNA
Antworten
  • Nucleotide polymers
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