Biology, 29.06.2019 19:30 princeofpowerjr
Match each vocabulary word with the correct definition. 1. thin layer of cells found lining hollow organs vaccination 2. administration of a vaccine inoculation 3. foreign substance in the body immunity 4. cells that ingest foreign particles antigen 5. preparing the body for prevention of disease leukocytes 6. resistance to disease or poison epithelial
Answers: 1
Biology, 21.06.2019 19:10
What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.
Answers: 2
Biology, 21.06.2019 19:30
Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.
Answers: 2
Match each vocabulary word with the correct definition. 1. thin layer of cells found lining hollow o...
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