If human civilization had never developed on earth, would there be a greenhouse gas?

What is unique about being members of the group of fungi to which

In 1994, telomerase activity was discovered in human cancer cell lines. although telomerase activity is rarely present in human somatic tissue, this discovery indicated that humans do contain the genes for telomerase proteins and telomerase rna. since inappropriate activation of telomerase may contribute to cancer, why do you think the genes coding for this enzyme have been maintained in the human genome throughout evolution?

Read the following paragraph and select the maintenance procedures that are appropriate for commercial kitchen equipment