Science semester
in a series of rock layers, a geologist finds fossils of a pine trees and oak...
Biology, 26.08.2019 21:00, treyvoniskewl
Science semester
in a series of rock layers, a geologist finds fossils of a pine trees and oak trees in layers that are 1.0 m and 1.5 m deep. however, in a layer that is 2.0 m deep, he finds fossils of tropical plants and trees. which explains his findings?
a. the continent remained in the tropics.
b. the continent shifted toward the tropics.
c. the continent shifted toward the mid-latitudes and polar regions.
d. the ancient climate remained hot.
Answers: 1
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16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.
Answers: 3
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