Answer:
TRUE
Explanation:
Yes, laughing gas can kill if used for recreational purposes without properly safety in place. All of the things listed in question can happen along with hypoxia (low O2 levels) if person does not breathe in O2 in regular intervals.
<span>The daily calorie intake for adults on the basis of macromolecules can be estimated using the food pyramid. In this, we see that the carbohydrates have the highest requirement, which is due to the fact that they provide us with energy to carry out daily activities. The next level after carbohydrates is of fruits and vegetables, and then come the proteins. Proteins are necessary for tissue repair and generation. At the top are oils and fats, to be used in limited quantities. Therefore, the best answer is B. 80% carbohydrates 20% proteins.</span>
A single chromosome has (D) hundreds to thousands of genes.
