The release of methane gas from arctic soil is directly related to what?

1.increasing temperatures and global warming

2.decreasing temperatures and global warming

3.decreased solar radiation

4. increased areas of polar ice caps

Harold makes a venn diagram to him compare and contrast mitosis and meiosis. which label belongs in the region marked z? forms diploid cells creates an even number of cells includes two rounds of cell division duplicates body cells

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.