Biology, 02.03.2021 05:10 billlyyyyyyyyyy
What is the half-life of the radioactive isotope? what mass of the radioactive isotope will be left after three(3) half-lives?
Answers: 3
Biology, 21.06.2019 18:30
Match the type of adaptation to the correct example, structural adaptation functional adaptation behavioral adaptation example type of adaptation elephants live in herds to protect their young leaves of a rain forest plant species have a pointed tip that enables rainwater to drain off easily. camels have nostrils that they can close snakes produce venom to kill prey and defend themselves. earthworms coil when touched, as part of a defense mechanism. human skin darkens with increased exposure to sunlight.
Answers: 3
Biology, 21.06.2019 23:10
(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.
Answers: 1
Biology, 22.06.2019 06:30
Explain how scientists use geologic time to determine the age of landforms.
Answers: 1
Biology, 22.06.2019 10:00
In which squares should the phrase "green pods" appear a) a and d b) b and e c)a,c, and d d)a,b,c,d and e
Answers: 1
What is the half-life of the radioactive isotope?
what mass of the radioactive isotope will be left...
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