Answer:
The correct answer is - The renal portal system has an artery between the first and second capillary bed. The others have a vein.
Explanation:
A portal system is a system in which is used blood collected from one set of capillaries bed passes through a large vessel or vessels, to another set of capillaries bed before returning to the systemic circulation as the heart can not use these to transfer from all the parts of bodies.
There are several portal systems such as the renal portal system, the hypothalamo–hypophyseal and digestive portal systems, however, The renal portal system has an artery whereas others have a vein.
<span>In order to properly dispose of plastic trash while boating you must wait until you are once again ashore, and then dispose of the trash properly.</span>
Answer:
An increase in temperature increases the rate of evaporation and decreases the relative humidity of the environment. The more stomata on the leaf, the more water evaporates the leaf.
In addition to lowering carbon dioxide levels during photosynthesis, light can have a direct effect on guard cells, causing them to swell.
Limb bones within unrelated animals that have the same basic structures are considered C. homologous structures.
Homologous structures is a example of an organ or bone in different animals.
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Answer:
C. Ethanol, ammonium chloride, phosphate buffer, magnesium sulfate, calcium chloride, trace elements
Explanation:
Acetobacter must have a sufficient supply of oxygen and cannot grow in its absence. Colonies of acetobacter can be detected by a culture media containing ethanol as carbon source, the acid produce by the bacteria will dissolve the chalk thereby leaving a clear zone around the colony.