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a protein transcribed from rna would have been coded from what

a: introns

b: both exons and introns

c: exons

d: neither introns nor exons

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?

When ash and dust begin to settle on the ground, they eventually become compacted by