Biology, 03.07.2019 15:30 imbadatmath56
The nerve cells in your body must constantly remove substances from the cell against the concentration of gradient. what type of process most likely takes place to remove substances from a cell against the concentration gradient explain?
Answers: 1
Biology, 22.06.2019 03:30
Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae
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Biology, 22.06.2019 14:30
Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.
Answers: 2
Biology, 23.06.2019 01:00
How is the expression of surface antigens on red blood cells determined?
Answers: 1
The nerve cells in your body must constantly remove substances from the cell against the concentrati...
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