1- Other than vitamin B12, which two water-soluble vitamins are important for healthy functioning of the nervous system?

2- How are the self-perceptions of a person with bulimia nervosa different from those of a person with anorexia nervosa? How are they similar?

Most scientific questions are based on opinions. hypotheses. observations. experimental data.

Choose the diagram that best represents a habitat corridor explain your choice.

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.