Biology, 23.03.2020 17:09 smit715674
Once an action potential is triggered, there is a: A. reversal of the membrane polarity, with the interior of the cell becoming positively charged B. reversal of the membrane polarity, with the interior of the cell becoming negatively charged C. sudden rush of potassium into the neuron D. sudden impermeability of the membrane to the transport of ions
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Biology, 21.06.2019 14:50
Genetic diversity is the variation in the genes of an entire species. each circle represents a population of a particular species in different habitats. select the population with maximum genetic diversity
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Biology, 22.06.2019 08:20
Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.
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Biology, 22.06.2019 15:30
Which one is an advantage of external fertilization a. the offspring are genetically identical to the parents b. more eggs can be fertilzed at one time c. more sperm can be released at one time d. more protection is available for developing plz
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Biology, 22.06.2019 19:50
Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?
Answers: 2
Once an action potential is triggered, there is a: A. reversal of the membrane polarity, with the in...
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