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Biology, 22.06.2019 08:30
Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.
Answers: 1
Biology, 22.06.2019 22:00
Cancer cells spread to other parts of the body by entering the bloodstream. which of the following organs could prevent a cancer cell in the bloodstream from spreading, and why? a. the spleen, because it releases lymphocytes into the blood b. the peyer's patches, because they release lymphocytes into the blood c. the lymph nodes, because they release lymph into the blood d. the thymus, because it releases lymph into the blood
Answers: 1
Biology, 22.06.2019 22:30
The greatest increses in energy use occuree between which two stafes of society
Answers: 1
Biology, 23.06.2019 00:30
Excess nitrogen can lead to a algal blooms and the death of fish. which characteristic of nitrogen causes this problem?
Answers: 1
The organic waste collected in your backyard will provide which type of energy? geothermal energy h...
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