1.
pretest: unit 2
question 3 of 30
1 point
an original dna strand has the following base sequence:
acgtaagct
what base sequence would be produced through dna replication?
o a. acgtaagct
o b. tgcattega
oc. catgcctag
o
d. gtacggatc

What do transitional fossils best support?

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere

The structure of a dna molecule is best described as a. one long strand of nucleic acids b. two strands of dna nucleotides joined by hydrogen bonds c. two strands of amino acids joined by hydrogen bonds d. one long strand of amino acids