What step of the carbon cycle occurs when soil bacteria return carbon dioxide, methane, and other carbon compounds to the atmosphere? a) fossil fuel formation b) decomposition c) assimilation d) carbon fixaiton

The body is protected against harmful flu viruses by

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?

Natural resources are any materials that humans obtain from the earth to meet our wants and needs.