| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.34 |
| Score | 0% | 67% |
The brain and spinal cord make up the __________ nervous system.
autonomic |
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peripheral |
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somatic |
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central |
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.
A person's genotype is their genetic makeup and includes:
recessive alleles |
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both dominant and recessive alleles |
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dominant alleles |
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phenotypes |
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.
Which of the following is true about species groups?
an ecosystem is a biological population |
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a biome is a made up of a group of biospheres |
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a community is made up of a group of populations |
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a population is made up of a group of communities |
A population is a group of organisms of the same species who live in the same area at the same time. A community is a group of populations living and interacting with each other in an area.
In the Periodic Table of the Elements, atomic number is equal to which of the following?
number of protons in the nucleus |
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number of neutrons in the nucleus |
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number of protons + neutrons in the nucleus |
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number of electrons orbiting the nucleus |
The Periodic Table of the Elements categorizes elements primarily by the number of protons in their nucleus (atomic number) and secondarily by the characteristics they exhibit.
__________ is caused by a lack of Vitamin C.
shingles |
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anemia |
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diabetes |
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scurvy |
Scurvy is a difficiency disease caused by a lack of Vitamin C in the diet.