10points
Which of the following happens when infected body cells are detected during a cell-me...
10points
Which of the following happens when infected body cells are detected during a cell-mediated immune response?
Helper T cells divide and activate cytotoxic T cells, which destroy the infected cells.
Memory T cells divide and form helper T cells, which destroy the infected cells.
B lymphocytes divide and activate memory B cells, which destroy the infected cells.
Memory B cells divide and form plasma cells, which destroy the infected cells.
Answers: 3
Biology, 21.06.2019 20:00, anthonyjackson12aj
Which of the following matches the organisms described with the correct domain? a. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycanb. archaea--multicellular, eukaryotic organisms that do not have cell wallsc. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sourcesd. bacteria--unicellular, eukaryotic organisms that always lack cell walls
Answers: 1
Biology, 22.06.2019 03:30, mickeyo2003
In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems
Answers: 2
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