According to the article, why did scientists create
petrochemicals?
A. Because they were wor...
![subject](/tpl/images/cats/biologiya.png)
According to the article, why did scientists create
petrochemicals?
A. Because they were worried about the environment
B. Because rubber from plants harmed the environment
C. Because the U. S. didn't have enough rubber
D. Because World War II had just started
:::
SUBMIT
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 04:00
Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 04:30
What maintain homeostasis when a persons internal body temperature is 97.5°f
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 08:20
Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 09:00
Which of these transport mechanisms moves glucose from the blood into a cell? active transport diffusion facilitated diffusion osmosis
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 02.12.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 02.12.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.12.2019 04:31
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2019 04:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2019 04:31
![question](/tpl/images/cats/mkx.png)
Arts, 02.12.2019 04:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 02.12.2019 04:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 02.12.2019 04:31
![question](/tpl/images/cats/en.png)
English, 02.12.2019 04:31