Megan looks up at the night sky. she counts 20 stars that appear to be directly overhead. how many of these stars will appear to have rotated in a circle from east to west through the night? a. none of them b. ten of them c. all of them d. five of them

During the process of two rails or sides break apart and attract new nucleotide bases to form a new and complete strand.

As an asteroid comes close to earth, it's name will change to? apex

Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals