Biology, 16.04.2021 18:20 landonp101
Explain how the placenta prevents the mother's blood from mixing with the blood of the developing fetus
Answers: 2
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Why do we perceive objects as retaining their brightness under different lighting levels?
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Biology, 22.06.2019 06:30
In 2015, about ten percent of total u.s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power
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Biology, 22.06.2019 18:30
For an animal living a diplontic cycle, meiosis is limited to: producing gametes producing growth fertilization development of the zygote
Answers: 2
Explain how the placenta prevents the mother's blood from mixing with the blood of the
developing f...
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