| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.66 |
| Score | 0% | 73% |
During digestion, after proteins are broken down where does the undigested food go next?
stomach |
|
esophagus |
|
large intestine |
|
small intestine |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
Which of these is important for the body's maintenance, growth, and repair?
fats |
|
carbohydrates |
|
fiber |
|
protein |
Found in both animal sources (meat, fish, eggs, cheese) and vegetables (beans, nuts, some grains), proteins are important for the body's maintenance, growth, and repair.
Which of the following describes how a person's genes express themselves in physical characteristics?
phenotype |
|
genotype |
|
chromotype |
|
DNA |
A person's genotype is their genetic makeup and includes both dominant and recessive alleles. Phenotype is how the genes express themselves in physical characteristics.
The brain and spinal cord make up the __________ nervous system.
central |
|
somatic |
|
peripheral |
|
autonomic |
The nervous system consists of the brain and spinal cord (central nervous system) and the peripheral nervous system which is the network of nerve cells (neurons) that collect and distribute signals from the central nervous system throughout the body.
Which of the following is not a terrestrial planet?
Mercury |
|
Venus |
|
Earth |
|
Jupiter |
The four planets closest to the Sun (Mercury, Venus, Earth, and Mars) are called terrestrial (Earth-like) planets because, like the Earth, they're solid with inner metal cores covered by rocky surfaces.