<span>The correct answer is B. Lack of water. When there's no water and you start to dehydrate, your salivary glands start working extra hard because your mouth can't be dry and the salivary glands produce saliva to keep the mouth and the throat dry. If your throat and mouth are dry you can't even swallow.</span>
Answer:
qualitative
Explanation:
<u>Identifying where the barnacle is found of the boat will result in qualitative data, rather than quantitative.</u>
Qualitative data has to do with attributes that cannot be measured but can only be observed, approximated, and characterized, Examples include presence/absence, beautiful/ugly, black/white, etc. On the other hand, quantitative data has to do with attributes that can be measured, such as height, number of leaves, etc.
<em>Identifying where the barnacle is found on the boat has nothing to do with measurement. It only has to do with recording the presence or absence of barnacle in various locations on the boat. Hence, it is qualitative data.</em>
<span>DNA polymerase are unable to start brand new DNA chains. They are only able to add a nucleotide onto the end of a preexisting DNA chain.</span>
