A star’s protostellar evolution is finished when the core temperature reaches

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?

What do all of the above organisms have in common

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