I need a comparison for the two bacterias, please. Compare and contrast Anabaena Oscillatoria

Of the pollutants that form acids in the atmosphere, which is easiest to reduce? a. sulfur dioxide b. nitrogen dioxide c. ozone d. carbon monoxide

According to the big bang theory, after the "bang," the universe remained dark until about  300,000 yearsone billion yearsthree minutesthree billion years  later, when neutral atoms began to form.

What is the difference between an igneous, sedimentary and metamorphic rock