Which of the following statements about the effects of pollution on marine ecosystems is true?

a.
burning fossil fuels causes a direct increase in the temperatures of ocean water.
b.
burning fossil fuels causes a decrease in the ph of ocean water making it more acidic.
c.
pollution in marine ecosystems causes a decrease in the formation of algal blooms.
d.
addition of warm water has no effect on marine ecosystems.

Construct an explanation about the function of mitosis for multicellular organisms

Mr. olajuwan was in a horrific snowmobile accident. afterwards he had trouble walking and he had a loss of balance. which of the 4 major brain region was probably demaged

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.