Which correctly lists three water sources that contribute to a river system? A. groundwater, ponds, streams B. lakes, rivers, ponds C. rivers, streams, watersheds D. streams, lakes, oceans

Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.

Which of the following are not matched correctly? cd8+: directly destroy infected or cancerous cells t reg cell: reduce the adaptive response once threat passes t l: activate cellular branch (cytotoxic t cells, macrophages, nk cells) t 2: stimulate b cells to make antibodies t (cd4+): mhc i

What nerve is affected in bell palsy