A strand of dna is a polymer of choose. , joined by covalent bonds between the choose. Of one monomer and the choose. Of the next monomer.

One common system for computing a grade point average (gpa) assigns 4 points to an a, 3 points to a c, 1 point to a d, and 0 points to an f. what is the gpa of a student who gets an a in a 3 credit course, a b in each of two 2 credit courses, and a d in a 2 credit course?

Registrars maintain high a. standardized tests b. faculty payrolls c. transcripts d. sporting facilities

The graph shows the populations of two species over time. which type of symbiotic relationship does the graph represent? a. commensal b. mutualistic c. parasitic d. parent-offspring e. predator-prey