Which of the following is not a health effect caused by exposure to volcanic gases? backaches
suffocation
dizziness
headaches

How do chloroplasts set plants apart from other living things

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees