A. Sedimentary
Hope this helps mark me as brainliest!!
Answer:
The answer is A) An element—An element can not be broken down chemically into a simpler substance
FALSE!!
Endotoxins are just the lipid parts of a gram negative cell wall that have broken off when the bacteria dies. They are moderately toxic, cause fever and can make you pretty sick.
Exotoxins are proteins made by pathogenic bacteria (mostly gram positive). These highly toxic. Examples of diseases caused by these are diphtheria, botulism and tetanus.
Therefore it doesn't take much exotoxin to cause a problem!
The biologist determined that archaea and Bacteria are not closely related because their DNA are very different. According to research they classified archaea as becteria beforehand, however this research is no longer updated and valid.
Answer: Oxygenate
An aerobic environment is characterized by the presence of free oxygen (O2) so In order to live in aerobic conditions an organism must have oxygen or need to oxygenate.
In an aerobic conditioning, <span> the heart and lungs of an organism are conditioned or trained to pump blood more efficiently, in order for more oxygen to be delivered to muscles and organs of the body. It strengthens the heart and lungs or our cardiovascular system.</span>