Answer:
all the time
Explanation:
The radioactive wolves is a documentary film made on the Chernobyl radioactive disaster. This place is known as the Chernobyl exclusive zone and human trespasses is prohibited here.
A team of scientist went to the Chernobyl exclusive zone to do some research on the life of the wild animals in that place after the disaster. A large number of animals now are carrying particles of radioactive elements in their body and is roaming in the forests of the world.
So the scientist visiting the exclusive zone must wear the protective gears all the time they are in the place so as to prevent themselves from exposing themselves to the radio active elements.
Answer:
C)
Explanation:
Bacteria are prokaryotic, which means they (generally) don't have organelles or a nuclear envelope around their nucleus. They have ester linkages in the phospholipids in their cell membranes, while archea, which are also prokaryotic, have ether linkages. Ether linkages are more chemically stable than ester linkages, and since archea live in extreme environments this is helpful.
Bacteria are not multicellular and do not have organelles (complex cellular structures) besides ribosomes.
Negative ion <span>occurs when an atom gains an electron (negative charge) it will have more electrons than protons.</span>
<h2>Sewerage & water system</h2>
Explanation:
- The purpose of municipal water delivery systems is to move consumable water from a water treatment office to private purchasers, for use as drinking water, water for cooking, water for sterile conditions, and other water use in a household situation. Water supply additionally is basic for business furthermore, industry to work in a metropolitan domain.
- A civil water supply systems can't support its clients except if there is a ceaseless stockpile of water to meet household utilization needs in the broadest sense and water requirements for auxiliary fire assurance. Water sources should be chosen cautiously to ensure that this central necessity is met.
- Hence, the right answer is "a fair and accurate evaluation of sewerage & water system"
