Answer:
The structures that some bacteria can create to survive and resist in unfavorable conditions are called spores.
Explanation:
Some types of bacteria, predominantly Gram-positive, develop spores for survival under adverse conditions.
The mechanism by which a bacterium forms spores is called sporulation, and it creates structures capable of withstanding extreme temperatures or pH, lack of water or nutrients, and even radiation.
The three known types of bacterial spores are<u> endospores, exospores and acineto</u>.
- <u><em>Mitotic rings
, endogenous shells or biospheres</em></u><em> are not structures formed by bacteria for their protection.</em>
<span>The answer is letter D.<span>
<span>All of
the choices given are preventive measures of exercising. A person who is
engaging in an exercise activity is always exposed to different risks like
injuries and accidents. In order to enjoy a fun and safe physical activity a
person should always make sure that all the external stimuli (e.g. weather, hydration) are ready and
suited for the type of activity to be performed. Dehydration is one of the most
overlooked aspects of exercise. Individuals tend to forget to hydrate their
body after sweating which leads to hyperthermia or heat stroke.</span></span></span>
Lifestyle can affect the functioning of the respiratory and circulatory system both good and bad ways.
A healthy lifestyle can affect in a good way, because actions like exercising and eating the right food allows to the body to let oxygen travel fluently around the body.
An unhealthy lifestyle can affect in a bad way, because actions like smoking and eating junk food can disrupt the flow of oxygen or cause obesity.
Freemium context in the social networking site is a pricing strategy
basically free of charge when using Google +, Facebook, or Twitter in their
terms of service. When the user wanted to have additional features of the networking
site they are using, that is the time they will need to pay for the said
feature. The freemium account is usually full of advertisement from the sponsor
of the site. So, you cannot complain if advertisements will pop out or will be
shown in your screen. If you don’t want these ads, you can always pay to remove
those ads. That is when the premium account will come in.
<span>Magnesium, or rather magnesium ions are essential for every cell, every tissue, every organ and every living organism. Magnesium is indispensable for life and it has to be supplied to the body. No living organism is able to produce magnesium by itself. Without magnesium life cannot exist.</span>
