Answer:
D. Lung cells
Explanation:
There are many organizations of living things and parts of living things. From simplest to complex the levels are: cells, tissue, organ, system, organism. So, if you have lung tissue then the only simpler organization is cells. These are simpler because cells are what make up tissue, just as tissue makes up organs. Through the levels, the more simple something is then the smaller it is, relatively.
Answer:
3 and 4
Explanation:
Both appear to be up river which mean they're coming DOWN to contaminate the uptake. If they're ahead of the uptake facility they're not going to show up in the water. I only know this because of City Skylines :)
A catalyst works by providing an alternative reaction pathway to the reaction product. a catalyst speeds up a reaction.
Answer:
The advantage and disadvantage of UV exposure is listed below
Explanation:
Advantage
Ultraviolet radiation is used as sterilizing agent before culturing a bacteria of fungi in an autoclave.
Disadvantage
Ultraviolet radiation exposure can cause DNA damage by the formation of cyclobutane ring between two adjacent thymine residues known as thymidine dimers along a DNA strand.
Ultraviotel exposure can cause skin cancer.
The contractile vacuole expels water out of the cell by contrasting.