How is a developing fetus nourished? Use the following sentence stem(s) to answer the question. If you do not use the sentence stems(s), you may not receive credit for the assignment.

-A developing fetus is nourished by

What is the function of reverse transcriptase in retroviruses? a) it uses viral rna as a template for dna synthesis. b) it converts host cell rna into viral dna. c) it translates viral rna into proteins. d) it uses viral rna as a template for making complementary rna strands.