| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.89 |
| Score | 0% | 58% |
In cell biology, cytokinesis results in two separate:
cells |
|
chromatids |
|
chromosomes |
|
nuclei |
During cell division, the cytokinesis phase occurs when cytoplasm and cell membranes complete their separation resulting in two separate cells.
In the classification of life, which of the following is not a domain?
archaea |
|
bacteria |
|
eukaryota |
|
animalia |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.
Elements that belong to the same period in the Periodic Table of the Elements have the same number of:
atomic mass units |
|
electron shells |
|
protons |
|
electrons |
The rows of the Periodic Table are called periods and contain elements that have the same number of electron shells ordered from lower to higher atomic number.
These clouds grow upward and can develop into cumulonimbus or thunderstorm clouds.
stratus clouds |
|
cirrus clouds |
|
nimbus clouds |
|
cumulus clouds |
Cumulus clouds are large, puffy, mid-altitude clouds with a flat base and a rounded top. These clouds grow upward and can develop into a cumulonimbus or thunderstorm cloud.
In the heart, blood flows from the right __________ to the lungs then back to the heart via the left __________.
atrium, atrium |
|
atrium, ventricle |
|
ventricle, ventricle |
|
ventricle, atrium |
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.