Explanation:
Observations allow us to collect data that we can connect back to the central problem. From this data we can start to form hypotheses (predictions on possible solutions or outcomes).
In order to conduct a research you should have an dependent variable, independent variable and the control variable. so in order to study phototropism, then you should need sun light and the growth of the plant and you must have a control that why you need a dark room.
Answer:
Single celled organism that love moisture is yeast.
Explanation:
Yeast is a single cell organism that is grouped with kingdom fungi. The commonly known yeast is <em>Saccharomyces cerevisiae </em>that is used for baking and brewing industry. Yeast fermentation requires moisture and a warm environment. The moisture and carbohydrates are hydrolyzed during fermentation process to the simple sugars.