| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.15 |
| Score | 0% | 63% |
Molecules and atoms that are inputs to a chemical reaction are known as which of the following?
components |
|
products |
|
reactants |
|
fuel |
During a chemical reaction molecules and atoms (reactants) are rearranged into new combinations that result in new kinds of atoms or molecules (products).
The __________ nervous system regulates involuntary activity in the heart, stomach, and intestines.
central |
|
peripheral |
|
somatic |
|
autonomic |
Part of the peripheral nervous system, the autonomic nervous system regulates involuntary activity in the heart, stomach, and intestines.
Which of these foods should a person with high cholesterol avoid?
eggs |
|
avocados |
|
vegetable oils |
|
olive oil |
Fats come in three types, saturated (meats, shellfish, eggs, milk), monounsaturated (olives, almonds, avocados), and polyunsaturated (vegetable oils). Saturated fats can raise LDL ("bad") cholesterol while unsaturated fats can decrease it.
Saturated fats can __________ LDL ("bad") cholesterol while unsaturated fats can __________ it.
stabilize, raise |
|
raise, decrease |
|
decrease, stabilize |
|
decrease, raise |
Saturated fats can raise LDL ("bad") cholesterol while unsaturated fats can decrease it.
DNA is encoded through a combination of which of the following?
genes |
|
helix |
|
gametes |
|
nucleotides |
Deoxyribonucleic acid (DNA) is the molecule that contains genetic information. DNA is encoded through a combination of nucleotides that bind together in a specific double helix pattern.