When magma is trapped and cooled underground, it is called extrusive igneous rock

metamorphic rock

sedimentary rock

intrusive igneous

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.

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?