Answer:
Hypothesis
Explanation:
To make a hypothesis is to make an educated guess.
Emperor penguins leave and stay for winter months.
Answer: B. The stream will have fewer plants growing
Explanation:
I believe that an adjuvant is a chemical addictive that increases the effectiveness of vaccines. It is a pharmacological or immunological agent that modifies the effect of other agents. It may be added to a vaccine to modify the immune response by boosting it such as to give a higher amount of antibodies and a longer lasting protection, and hence minimizing the amount of the foreign material or vaccine injected.