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Self Tests
1. Which of the following are atoms?

DNA
Carbon
Glucose
Hydrogen
Sodium
Lipids

2. Which of the following are molecules?

DNA
Hemoglobin
Potassium
Water
Fructose
Hydrogen

3. Which of the following are organelles?

Carbohydrate
Nucleus
Starch
Ribosomes
Mitochondria
Amino acids

4. Which of the following are tissues?

Protein
Liver
Epithelial
Connective
Nerve
Esophagus

5. Which of the following are organs?

Liver
Carbohydrate
Heart
DNA
Nucleus
Red blood cells

6. Which of the following are organ systems?

The lipid system
Digestive system
The liver system
Integumentary system
Reproductive system
The salivary system

7. Which of the following organ : system combinations are correct?

Cardiovascular: heart, blood and blood vessels.
Endocrine: hormones, pituitary gland, lymph nodes
Urinary: kidneys, arteries and urethra
Respiratory: lungs, pharynx and esophagus
Skeletal: bones, cartilage, and ligaments
Digestive: teeth, tongue, and intestines.

8. How many of the following are smaller than DNA molecules. (Remember: DNA is the largest molecules in the human body.)

A gene
A sodium ion
The nucleus of a cell
One amino acid
A nucleotide
A glucose molecule

9. How many of the following polymer : monomer combinations are correct?

Proteins: amino acids
DNA: nucleotides
Glucose: carbon
Glycogen: glucose
Water: hydrogen
Lipids: steroids

10. How many of the following are types of steroids?

Cholesterol
Testosterone
HDL
Estrogen
VLDL
LDL

 
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