Which of the following groups will not be investigated in this week's lab?

a. Phylum Pteridophyta
b. Phylum Bryophyta
c. Phylum Anthophyta
d. Phylum Hepatophyta
e. None. All of these groups will be investigated in this week's lab.

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.

i think its y= -4x-14

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .

b a mature ovary of a plant.