Your heart beat reflects...
O How many times you cough
O The amount of blood contained in you...
![subject](/tpl/images/cats/biologiya.png)
Biology, 27.05.2021 21:40 mahkitheking16
Your heart beat reflects...
O How many times you cough
O The amount of blood contained in your heart
O How much oxygen your body needs
O Veins carrying oxygen
O Other:
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 19:30
Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 20:00
Which of the following lines of evidence would best support your assertion that a particular plant is an angiosperm? a) it produces seeds. b) it retains its fertilized egg within its archaegonium. c) it lacks gametangia. d) it undergoes alternation of generations.
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 08:00
What are the student's observations and inferences before he starts his investigation?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 09:30
Natural resources are any materials that humans obtain from the earth to meet our wants and needs.
Answers: 3
You know the right answer?
Questions
![question](/tpl/images/cats/fizika.png)
Physics, 10.05.2021 17:00
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 10.05.2021 17:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 10.05.2021 17:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 17:00
![question](/tpl/images/cats/en.png)
English, 10.05.2021 17:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 17:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 17:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/User.png)
SAT, 10.05.2021 17:00
![question](/tpl/images/cats/en.png)
English, 10.05.2021 17:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 17:00