I believe that would be estrogen.
Answer: Option B) . a decrease in the amount of oxygen dissolved in
the pond
Explanation:
Anaerobic bacteria are able to survive in the absence of oxygen while aerobic bacteria survive only in the presence of abundant oxygen.
Hence, while reduced levels of dissolved oxygen in the pond decrease the amount of aerobic bacteria like Bacillus; anaerobic bacteria like Actinomyces flourish since they survive on organic substances like methane, cellulose instead.
<span>1 is the correct answer. Bias should not be part of scientific inquiry because science should be about impartially seeking objective truths through testing a hypothesis and analysing the results. Bias leads you to find a particular result that fits a prejudgement.</span>
A, the cytoplasm is the jelly-like substance that suspends the organelles and provides structure for the cell.