![subject](/tpl/images/cats/biologiya.png)
Scientists have found that all living things, from bacteria to humans, rely on genetic codes to direct the functions of their cells. these genetic codes are contained in strings of nucleotides and have very similar structures. which hypothesis for the origin of life on earth is supported by this evidence? a. self-replicating rna in the early earth's oceans served as the basis for the dna in cells today. b. nucleotides and proteins that form the basis of life were originally carried to earth from outer space by comets and meteorites. c. greenhouse gases in the atmosphere produced amino acids that are used in cells today. d. photosynthesizing bacteria provided oxygen that formed ozone which protected dna from mutating into different forms.
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 20:30
Describe at least 2 abiotic and two biotic factors found in the desert biome how do these abiotic factors interact with the biotic factors
Answers: 1
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 22:10
40. invasive species -. (2 points) olive in the area the species have always lived o naturally moved into a new area are brought to a new area by human activities do not affect the ecosystem of an area
Answers: 1
You know the right answer?
Scientists have found that all living things, from bacteria to humans, rely on genetic codes to dire...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 15:20
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 15:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 15:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 15:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 15:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 15:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 15:30