| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.20 |
| Score | 0% | 64% |
In the heart, the __________ artery and vein manage blood flow to the lungs.
pulmonary |
|
capillary |
|
atrial |
|
aorta |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
A biological community of interacting organisms and their physical environment is known as:
community |
|
population |
|
biome |
|
ecosystem |
An ecosystem is a biological community of interacting organisms and their physical environment. This includes both the biotic (living) and abiotic (non-living).
__________ is caused by a lack of Vitamin C.
diabetes |
|
shingles |
|
scurvy |
|
anemia |
Scurvy is a difficiency disease caused by a lack of Vitamin C in the diet.
In taxonomy, domains are the broadest classification of life. How many domains are there?
3 |
|
5 |
|
6 |
|
dozens |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.
DNA is encoded through a combination of which of the following?
genes |
|
helix |
|
nucleotides |
|
gametes |
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.