How do spectrographs help astronomers classify stars?
They determine the size of stars.
O The...
Biology, 21.09.2020 17:01, imaboss10986
How do spectrographs help astronomers classify stars?
They determine the size of stars.
O They evaluate the color of stars.
O They measure the brightness of stars.
O They analyze the composition of stars.
Answers: 3
Biology, 21.06.2019 23:30, desotoaustin
Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.
Answers: 2
Biology, 22.06.2019 10:00, breemills9953
Using meiosis, the sporophyte produces spores that are .
Answers: 2
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