The best option is D. Based on scientific evidence about algal bloom, it would be best to evacuate all humans from the area around the lake. Algal bloom is caused by excess nutrients in the lake. This occurrence is linked to the death of fishes, plants, mammals and birds. Also. it has been said to cause human illnesses. Thus, to avoid this, it would be best to stay away from the lake with algal bloom.
Out of the following given choices;
<span>A. </span>cause their nest-guarding activity to drop
<span>B. </span>change male characteristics to female characteristics
<span>C. </span>disrupt the estrogen receptors
<span>D. </span>cause the males to become even more aggressive
The answer is A. The males would begin to search for the females for mating and hence reduce their guard of the nests. This would result in easy access of the nests to enemies and predators of fish eggs and fingerlings.
Answer:
Saliva contains the enzyme amylase, also called ptyalin, which is capable of breaking down starch into simpler sugars such as maltose and dextrin that can be further broken down in the small intestine. About 30% of starch digestion takes place in the mouth cavity.
the answer is mitochondria