![subject](/tpl/images/cats/biologiya.png)
Biology, 02.08.2019 06:30 darrell1168
True or false? investigators trying to track the early spread of hiv found hiv-infected blood samples from as early as 1956, in the blood of a widely traveled norwegian sailor who died of immune deficiency.
![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, 21.06.2019 17:50
Why should the united state be concerned about air pollution in china?
Answers: 2
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 03:40
How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 06:30
How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased
Answers: 2
You know the right answer?
True or false? investigators trying to track the early spread of hiv found hiv-infected blood sampl...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 00:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.08.2019 00:30
![question](/tpl/images/cats/biologiya.png)
Biology, 19.08.2019 00:30
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 00:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 00:30
![question](/tpl/images/cats/en.png)
English, 19.08.2019 00:30
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 00:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 19.08.2019 00:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.08.2019 00:30
![question](/tpl/images/cats/istoriya.png)
History, 19.08.2019 00:30
![question](/tpl/images/cats/geografiya.png)
Geography, 19.08.2019 00:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 00:30
![question](/tpl/images/cats/health.png)
Health, 19.08.2019 00:30
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 00:30