![subject](/tpl/images/cats/biologiya.png)
Biology, 09.10.2019 01:00 bryanna0105
What evidence suggests that rna appeared before dna? ribozymes, catalytic rna, play pivotal roles in modern cells ribosomes are composed of rna-protein hybrids it is the rna in ribosomes that has catalytic function in modern cells rna and not dna is the blueprint to make proteins
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:50
The response is the basis for vaccination. primary secondary tertiary none of the above
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 11:00
Omg substrates with the same size and shape as the active site will bind to the enzyme. why is the key labeled the “bad” substrate?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 12:30
Creating new things to solve problems and improve life depends on the close interaction of which two fields?
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 17:40
Which factor affects the force of gravity between objects? check all that apply. direction distance mass shape time
Answers: 2
You know the right answer?
What evidence suggests that rna appeared before dna? ribozymes, catalytic rna, play pivotal roles i...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.07.2019 07:00
![question](/tpl/images/cats/biologiya.png)
Biology, 20.07.2019 07:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 20.07.2019 07:00
![question](/tpl/images/cats/istoriya.png)
History, 20.07.2019 07:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 20.07.2019 07:00
![question](/tpl/images/cats/himiya.png)
Chemistry, 20.07.2019 07:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 20.07.2019 07:00
![question](/tpl/images/cats/istoriya.png)
History, 20.07.2019 07:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.07.2019 07:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.07.2019 07:00
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.07.2019 07:00
![question](/tpl/images/cats/fizika.png)
Physics, 20.07.2019 07:00