![subject](/tpl/images/cats/biologiya.png)
Biology, 13.07.2019 10:40 annetteaudc
After a period of prolonged fasting (starving), the brain changes its fuel requirements
![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, 22.06.2019 08:50
Blood stem cells may develop into any kind of human blood cells. what kind of stem cells are blood stem cells? a. multipotent stem cells o b. totipotent stem cells o c. pluripotent stem cells o d. unipotent stem cells
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 19:50
Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 23.06.2019 01:30
Which describes a difference between cephalopods and gastropods? cephalopods have a water vascular system, and gastropods have an open circulatory system. cephalopods live only in ocean environments, and gastropods live in a variety of environments. cephalopods have a simple nervous system, and gastropods have a complex nervous system. cephalopods are the largest group of mollusks, and gastropods are the smallest group of mollusks.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 23.06.2019 05:00
About which of these did darwin have a poor understanding? a) that much of the variation between individuals in a population is inherited b) the factors that cause individuals in populations to struggle for survival c) the sources of genetic variations among individuals d) that individuals in a population exhibit a good deal of variation e) how a beneficial trait becomes more common in a population over the course of generations
Answers: 1
You know the right answer?
After a period of prolonged fasting (starving), the brain changes its fuel requirements...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/biologiya.png)
Biology, 26.06.2019 20:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/istoriya.png)
History, 26.06.2019 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 20:00