Hi I really need help!! :) Are the statements about evolution and natural selection True or False?
___ evolution is a theory about the origin of life
___ natural selection is the process through which evolution takes place
___ evolution is observable and testable

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?

Aperson with age is more likely to catch diseases that healthy people usually don’t catch. what are these infections called?

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.