Briefly describe a type of variation you observed within your most abundant OTU (here we are asking about differences that you noticed among individual specimens from the same "species"). How could you determine experimentally whether that variation is because of genetic differences, differences in the environment each organism experiences, or some combination of the two.

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.

Which organelle will regrow during telophase?

Janice has just measured the destiny of an object which value is possible (knowing that density =m/v)