| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.68 |
| Score | 0% | 74% |
The ovum and oviduct are part of which bodily system?
reproductive |
|
digestive |
|
nervous |
|
circulatory |
Approximately every 28 days during female ovulation an egg (ovum) is released from one of the ovaries and travels through the oviduct (fallopian tube) and into the uterus. At the same time, the endometrial lining of the uterus becomes prepared for implantation.
DNA is encoded through a combination of which of the following?
gametes |
|
genes |
|
helix |
|
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.
A major difference between sound waves and light waves is which of the following?
a sound wave is much slower than a light wave |
|
a sound wave cannot travel through a vacuum |
|
a sound wave is mechanical while a light wave is electromagnetic |
|
all of these are correct |
A vibrating object produces a sound wave that travels outwardly from the object through a medium (any liquid or solid matter). The vibration disturbs the particles in the surrounding medium, those particles disturb the particules next to them, and so on, as the sound propagates away from the vibration.
The gravitational interaction of Earth and the Moon is responsible for which of these?
seasons |
|
day and night cycle |
|
the northern lights |
|
tides |
Tides are caused by the gravitational interaction of Earth and the Moon.
Leafy vegetables, beans, potatoes, fruits, and whole grains are good sources of:
fiber |
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unsaturated fat |
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protein |
|
saturated fat |
Fiber provides bulk to help the large intestine carry away waste. Good sources of fiber are leafy vegetables, beans, potatoes, fruits, and whole grains.