part c. name which macromolecule (carbohydrate, lipid, protein, nucleic acid) each is found in:
37. __________ saturated fat
38. __________ protein
39. __________ steroid
40. __________ amino acid
41. __________ dna
42. __________ cellulose
43. __________ monosaccharide
44. __________ glucose
45. __________ rna
46. __________ polysaccharide
47. __________ glycogen
48. __________ starch
49. __________ phospholipid
50. __________ enzyme

part d. which molecule (glucose, glycogen, starch, cellulose, unsaturated fat, saturated fat, protein, phospholipid, rna, dna) is described? if there is more than one answer, write in all possibilities.
51. made of glycerol and fatty acids
52. made of carbon, hydrogen, and oxygen only
53. contains nitrogen
54. used to build muscles
55. quick boost of energy
56. stored energy
57. required to make proteins
58. allows materials in and out of cells
59. makes hair, skin, and nails
60. composed of nucleotides

part e. which food molecule (monosaccharide, polysaccharide, lipid, protein) would you eat if:
61. ...you needed a quick boost of energy?
62. ...you wanted to grow strong nails?
63. ...you haven’t eaten in days?
64. ...you wanted to grow healthy hair?
65. ...you had a race tomorrow afternoon?
66. ...you were getting ready for hibernation?
67. ...you wanted to get bigger muscles?
68. ...your next meal will be in a week?
69. ...you wanted to build your cell membranes?
70. ...you’re sick & need to boost your immunity?

Question

part c. name which macromolecule (carbohydrate, lipid, protein, nucleic acid) each is found in:
37. __________ saturated fat
38. __________ protein
39. __________ steroid
40. __________ amino acid
41. __________ dna
42. __________ cellulose
43. __________ monosaccharide
44. __________ glucose
45. __________ rna
46. __________ polysaccharide
47. __________ glycogen
48. __________ starch
49. __________ phospholipid
50. __________ enzyme

part d. which molecule (glucose, glycogen, starch, cellulose, unsaturated fat, saturated fat, protein, phospholipid, rna, dna) is described? if there is more than one answer, write in all possibilities.
51. made of glycerol and fatty acids
52. made of carbon, hydrogen, and oxygen only
53. contains nitrogen
54. used to build muscles
55. quick boost of energy
56. stored energy
57. required to make proteins
58. allows materials in and out of cells
59. makes hair, skin, and nails
60. composed of nucleotides

part e. which food molecule (monosaccharide, polysaccharide, lipid, protein) would you eat if:
61. ...you needed a quick boost of energy?
62. ...you wanted to grow strong nails?
63. ...you haven’t eaten in days?
64. ...you wanted to grow healthy hair?
65. ...you had a race tomorrow afternoon?
66. ...you were getting ready for hibernation?
67. ...you wanted to get bigger muscles?
68. ...your next meal will be in a week?
69. ...you wanted to build your cell membranes?
70. ...you’re sick & need to boost your immunity?

Accepted Answer

### Part D (Example for 51 - 60, taking 51 as sample)
#### 51.
# Explanation:
## Step1: Recall lipid structure
Lipids (fats) are made of glycerol and fatty acids. So the molecules made of glycerol and fatty acids are unsaturated fat, saturated fat, phospholipid.
# Answer: unsaturated fat, saturated fat, phospholipid

#### 52.
# Explanation:
## Step1: Analyze element composition
Carbohydrates (glucose, glycogen, starch, cellulose, monosaccharide, polysaccharide) and lipids (unsaturated fat, saturated fat, phospholipid) are made of C, H, O only. So the molecules are glucose, glycogen, starch, cellulose, monosaccharide, polysaccharide, unsaturated fat, saturated fat, phospholipid.
# Answer: glucose, glycogen, starch, cellulose, monosaccharide, polysaccharide, unsaturated fat, saturated fat, phospholipid

#### 53.
# Explanation:
## Step1: Identify nitrogen - containing molecules
Proteins (contain N in amino groups), RNA, DNA (contain N in nitrogenous bases) contain nitrogen. So the molecules are protein, RNA, DNA.
# Answer: protein, RNA, DNA

#### 54.
# Explanation:
## Step1: Recall muscle - building molecule
Proteins are used to build muscles. So the molecule is protein.
# Answer: protein

#### 55.
# Explanation:
## Step1: Recall quick energy source
Monosaccharides (like glucose) give a quick boost of energy. So the molecule is monosaccharide (glucose).
# Answer: monosaccharide (glucose)

#### 56.
# Explanation:
## Step1: Recall energy - storage molecules
Glycogen (animal storage), starch (plant storage), lipids (fats) store energy. So the molecules are glycogen, starch, unsaturated fat, saturated fat.
# Answer: glycogen, starch, unsaturated fat, saturated fat

#### 57.
# Explanation:
## Step1: Recall protein - synthesis requirement
RNA is required for protein synthesis (translation). So the molecule is RNA.
# Answer: RNA

#### 58.
# Explanation:
## Step1: Recall cell - membrane component
Phospholipids make up the cell membrane, allowing materials in and out. So the molecule is phospholipid.
# Answer: phospholipid

#### 59.
# Explanation:
## Step1: Recall hair/skin/nails component
Proteins (like keratin) make hair, skin, and nails. So the molecule is protein.
# Answer: protein

#### 60.
# Explanation:
## Step1: Recall nucleotide - based molecules
RNA and DNA are composed of nucleotides. So the molecules are RNA, DNA.
# Answer: RNA, DNA

### Part E (Example for 61 - 70, taking 61 as sample)
#### 61.
# Explanation:
## Step1: Recall quick energy source
Monosaccharides are quickly broken down for energy. So the food molecule is monosaccharide.
# Answer: monosaccharide

#### 62.
# Explanation:
## Step1: Recall nail - building molecule
Proteins are needed for strong nails (keratin is a protein). So the food molecule is protein.
# Answer: protein

#### 63.
# Explanation:
## Step1: Recall long - term energy source
Lipids (fats) and polysaccharides (like glycogen/starch) are good for long - term energy when not eating for days. But lipids are more energy - dense. However, polysaccharides (like starch from food) or lipids. But typically, lipids (fats) and polysaccharides. But if we consider, lipids (unsaturated/saturated fat) or polysaccharide. But the best is lipid (as more energy per gram). But also, polysaccharides. However, the answer is lipid (or polysaccharide, but lipid is more for long - term). Wait, no: when you haven't eaten in days, the body uses fat (lipid) and glycogen (polysaccharide) but glycogen is short - term. So the food molecule to eat would be lipid (fat) or polysaccharide? Wait, no: to get energy, if you haven't eaten in days, you need a molecule that can be stored or provides long - term energy. Lipids (fats) are stored energy, so eating lipid (fat) or polysaccharide (like starch). But the answer is lipid (or polysaccharide). But the standard answer is lipid (fat) or polysaccharide? Wait, no: the question is which food molecule (monosaccharide, polysaccharide, lipid, protein) would you eat. If you haven't eaten in days, you need a molecule that provides a lot of energy. Lipids have more energy per gram. So the answer is lipid.
# Answer: lipid

#### 64.
# Explanation:
## Step1: Recall hair - building molecule
Proteins are needed for healthy hair (keratin is a protein). So the food molecule is protein.
# Answer: protein

#### 65.
# Explanation:
## Step1: Recall energy for race
Monosaccharides (quick energy) or polysaccharides (starch from food like pasta) for quick energy. But monosaccharide is quick. Wait, for a race tomorrow, you need quick energy, so monosaccharide or polysaccharide (starch is broken down to glucose). But the answer is monosaccharide (or polysaccharide). But the standard answer is monosaccharide (glucose) or polysaccharide (starch). But the question is which food molecule: monosaccharide or polysaccharide. But typically, polysaccharide (like starch from rice, pasta) is eaten, which is broken down to glucose. But the answer is monosaccharide (or polysaccharide). But the answer is monosaccharide (for quick boost) or polysaccharide. But the answer is monosaccharide.
# Answer: monosaccharide

#### 66.
# Explanation:
## Step1: Recall hibernation energy source
Lipids (fats) are stored for long - term energy during hibernation. So the food molecule is lipid.
# Answer: lipid

#### 67.
# Explanation:
## Step1: Recall muscle - building molecule
Proteins are needed for bigger muscles. So the food molecule is protein.
# Answer: protein

#### 68.
# Explanation:
## Step1: Recall long - term energy source
Lipids (fats) are good for long - term energy (next meal in a week). So the food molecule is lipid.
# Answer: lipid

#### 69.
# Explanation:
## Step1: Recall cell - membrane building molecule
Phospholipids (a type of lipid) build cell membranes. So the food molecule is lipid.
# Answer: lipid

#### 70.
# Explanation:
## Step1: Recall immunity - boosting molecule
Proteins (antibodies are proteins) boost immunity. So the food molecule is protein.
# Answer: protein

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QUESTION IMAGE

Question

Explanation:

Part D (Example for 51 - 60, taking 51 as sample)

51.

Step1: Recall lipid structure

Step1: Analyze element composition

Step1: Identify nitrogen - containing molecules

Answer:

52.