Because it allows only certain substances to permeate. If it was totally permeable that would be good enough to having no barrier as it would let everything though. Totally impermeable means that nothing would get through.
Answer:
True. It is because pollution is caused from greenhouse gases such as carbon dioxide, which eventually affects the environment and atmosphere by raising the temperature (global warming) which is caused by the greenhouse effect.
Answer:
Monosaccharides are the monomers of carbohydrates, amino acids are the monomers of proteins, glycerol/fatty acids are the monomers of lipids, and nucleotides are the monomers of DNA.
Explanation:
Answer: option B) False
Explanation:
The body relies on SEVERAL sources for its energy or glucose supply.
Firstly, understand that Glucose could be supplied from the following:
Glycogenolysis (Glycogen break down induced by Glucagon)
Amino acids metabolism (once amine group is removed)
Fatty acid oxidation.
All of the pathways mentioned can directly or indirectly yeild GLUCOSE, thus making it UNNECESSARY for Carbohydrate meals to be consumed every 3 to 4 hours.
Therefore, the answer is False
The color of biohazard symbols has identification in the
medical office in which they identify which hazard is placed on the container
such as;
<span>·
</span>Yellow bags – infectious waste, objects
contacted with body fluids or human body parts
<span>·
</span>Red bags – syringes, IV bottles, tubings and
catheters
<span>·
</span>Black bags – sharp materials and blades
<span>·
</span>Blue bags – glass, medicine and bottles
