It should be B: The Tundra, it's an environment that has this permafrost and in colder times leads to pure ice.<span />
Laxative abuse is common in individuals who obsessively need to lose weight or who have an eating disorder. It is a widespread belief that laxative abuse controls body weight; this is false. It instead causes the body to lose water and essential minerals; a condition that can be life threatening. Excessive use of laxative or laxative abuse can lead to hypokalemia which is a deficiency of of potassium ions in the blood.
Answer:
Ice is less dense than liquid water.
Explanation:
The property of water that allows fish to survive in a lake that is frozen over is the fact that ice is less dense than liquid water.
Answer: 1. The adaptive immune response can recognize and respond to an almost limitless array of antigens
Explanation: part of the immune response depends on the antibodies that our body has. These antibodies can recognize antigens which are molecules in the surface of the pathogens, attach to them and destroy or block the harmful effects of pathogens.
Adaptive response allow to the cells of the immune system to develope and synthesize new antibodies. This is helpful because cells can recognize different pathogens, attack them and increase the immunological response of the body or even attack different pathogens at the same time.
Minerals are composed of multiple elements and rocks are actually made up of minerals. Take quartz for example, it's a mineral that's made up of silicon and oxygen. If we then look at the igneous rock that is referred to as granite, we'll see quartz (the main one), mica(s), and feldspar.
So your answer is B. :)
