A scientist is attempting to provide support for the hypothesis that RNA was the first genetic material. Which of the following would be a workable alternate hypothesis?
(A) RNA, like DNA, is a carrier of genetic information and contains the nitrogen bases adenine, guanine, and cytosine.
(B) RNA can be observed to self-replicate without the assistance of proteins, while DNA always requires protein-based enzymes to replicate.
(C) RNA exists in both single-stranded and double-stranded configurations; however, it is less stable compared with DNA.
(D) Transfer RNA and ribosomal RNA are products of transcription, but they are not translated as is mRNA.
Answers: 1
Biology, 22.06.2019 02:10
The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these
Answers: 2
Biology, 22.06.2019 12:30
Based on her survey, which advertising mediums will work best to publicize leslie's in-store specials?
Answers: 1
Biology, 22.06.2019 15:30
Adistinctive characteristic of mammals that is not observed in other vertebrates is
Answers: 1
A scientist is attempting to provide support for the hypothesis that RNA was the first genetic mater...
Advanced Placement (AP), 22.10.2020 16:01
Mathematics, 22.10.2020 16:01
Social Studies, 22.10.2020 16:01
Mathematics, 22.10.2020 16:01