In the carbon cycle, the role of plants is to
a. convert nitrogen from the soil into ca...
Answers: 2
Biology, 22.06.2019 18:30
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.
Answers: 2
Biology, 22.06.2019 19:30
Explain the physiological changes that occur when the hypothalamus stimulates the sympathetic nervous system. you can make a flowchart or a simple step process. be sure to include all chemicals/hormones secreted, glands involved and the functions of each chemical/hormone.
Answers: 2
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
Mathematics, 31.03.2020 19:52
English, 31.03.2020 19:52
History, 31.03.2020 19:52
English, 31.03.2020 19:52
Mathematics, 31.03.2020 19:52
Mathematics, 31.03.2020 19:52
Mathematics, 31.03.2020 19:52
Mathematics, 31.03.2020 19:52
Biology, 31.03.2020 19:52
Mathematics, 31.03.2020 19:52
Computers and Technology, 31.03.2020 19:52