Biomolecules Flashcards

1
Q

Biomolecules

A

carbon based organic molecules

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2
Q

Functional groups

A

determine chemical properties and are attached to carbon skeletons

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3
Q

four major groups of biomolecules - biopolymer

A
  1. Carbohydrates
  2. Lipids
  3. Proteins
  4. Nucleic Acids
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4
Q

4 types of monomers (building blocks)

A
  1. Fatty acid
  2. Monosaccaride
  3. Nucleotide
  4. Amino acids
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5
Q

biopolymers w/ their monomers

A
  1. lipids - fatty acids
  2. carbohydrates - monosaccaride
  3. nucleic acids - nucleotide
  4. proteins - amino acids
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6
Q

Carbohydrates

A
  • organic molecules (c,h,o,) that are linked together form simple sugars
    1. immediate source of energy
    2. important part of DNA
    3. provides shape to certain cells (cellulose)
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7
Q

dehydration synthesis

A

bonds formed by the removal of water between sugar

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8
Q

Hydrolysis

A

breaking bonds by inserting water

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9
Q

lipids

A
  1. large non polar molecules that don’t easily dissolve in water.
  2. important source of energy
  3. good insulin
  4. provide cushion for organ
  5. retain large amounts of water
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10
Q

three types of lipids

A
  1. true fats
  2. steroids
  3. phospholipids
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11
Q

phospolipids

A
  • resemble fats but posses a phosphate group

- mayor component of cell membranes targeted by certain toxins

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12
Q

anything that ends in ase =

A

enzyme

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13
Q

necrosis

A

death of tissue

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14
Q

steriods

A
  • lipids estrogen and testosterone

- complex rings of carbon often serve as hormones that aid and regulating body processes hormones like egg and sperm

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15
Q

cholesterol

A
  1. get it from genetic and dietary
  2. component of cell membranes
  3. helps in vitamin D production
  4. produced by liver and we consume it from meat and dairy products
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16
Q

proteins

A
  1. made in ribosome. it is made by connecting amino acids joined 2gether by a long polypeptide chain.
  2. Acts as a chemical messenger
  3. provides movement (muscle fibers)
17
Q

protein function is based on _____

A

shape

18
Q

hemoglobin

A

RBC that carry proteins

19
Q

nucleic acids

A
  1. complex molecules that store and transfer information such as DNA and RNA
  2. formed from units called nucleotides
20
Q

nitrogenous bases

A
  1. adenine
  2. guanine
    3 thymine.
  3. cytosine
  4. uracil
21
Q

base paring rule for DNA and RNA

A

DNA : A-T C-G

RNA: A-U C-G

22
Q

HOW MANY PAIRS OF CHROMOSOMES ARE INSIDE A NUCLEUS OF A CELL

A

23

23
Q

CHROMOSOME

A

WOUND UP DNA

24
Q

complex carbohydrate

A

simple sugars that can combine with one another

ex: cellulose and glycogen

25
Q

2 places where glycogen is stored

** glycogen is sugars clumped together**

A

stored in liver and skeletal muscle

26
Q

true neutral fats

A

basically composed of a glycerol group and fatty acids

27
Q

all fats can be lipids but ….

A

not all lipids can be fats