![subject](/tpl/images/cats/biologiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 18:30
The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 00:00
Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 15:30
On his trip to the galapagos islands, darwin determined that animals on the islands
Answers: 1
You know the right answer?
The process that increases genetic diversity within a population is...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 22.10.2019 22:50
![question](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 22:50
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 22:50
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.10.2019 22:50
![question](/tpl/images/cats/istoriya.png)
History, 22.10.2019 22:50
![question](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 22:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.10.2019 22:50
![question](/tpl/images/cats/istoriya.png)
History, 22.10.2019 22:50
![question](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 22:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 22:50
![question](/tpl/images/cats/geografiya.png)
Geography, 22.10.2019 22:50
![question](/tpl/images/cats/istoriya.png)
History, 22.10.2019 22:50
![question](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 22:50