![subject](/tpl/images/cats/biologiya.png)
Biology, 21.01.2021 14:00 willoughbysierra
People who suffer from a heart attack often have an increased ratio of lactic acid to pyruvic acid in their hearts. What does this observation say about the availability of oxygen in the heart muscle cells of someone who has had a heart attack? How could you use this information to screen people who might be at risk for a heart attack?
![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 14:50
What must happen before meiosis can begin? a. four gametes must be produced b. the four tetrads must be pulled apart c. dna doubles and produces sister chromatids d. the cell membrane pinches together
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 00:00
Which of the following is a consequence of urban heat islands? increased precipitation downwind of the city? increased precipitation upwind of the city? decreased winds within the city? increased winds within the city?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 14:00
Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 18:00
The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?
Answers: 2
You know the right answer?
People who suffer from a heart attack often have an increased ratio of lactic acid to pyruvic acid i...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/es.png)
Spanish, 17.09.2019 12:30
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 12:30
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 12:30
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 12:30
![question](/tpl/images/cats/en.png)
English, 17.09.2019 12:30
![question](/tpl/images/cats/en.png)
English, 17.09.2019 12:30
![question](/tpl/images/cats/en.png)
English, 17.09.2019 12:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2019 12:30
![question](/tpl/images/cats/es.png)
Spanish, 17.09.2019 12:30
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 12:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2019 12:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 17.09.2019 12:30
![question](/tpl/images/cats/health.png)
Health, 17.09.2019 12:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 12:30
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 12:30