Fish tank owners will often add ammonia to the tank to increase the nitrate levels. If too much ammonia is added, what might occur?
O A. Algae growth will increase, causing oxygen levels to increase.
OB. Algae growth will decrease, causing oxygen levels to decrease.
a
C. Algae growth will increase, causing oxygen levels to decrease.
O D. Algae growth will stop, and oxygen will not be produced.

sex cells are usually half's then they find another half and make a fertilize egg

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.

answer///unconditioned stimulus;