alin sa mga sumusunod ang frogs ang nakahahalina at nakakakit gamitin kung kaya't paulit-ulit na ginagamit at tinitikman​

Bmust be the answer, as technically all organs move, so a is incorrect. all organs are made of different types of cells, so that isn’t a problem, so c is also incorrect. human hearts are very similar to many other animals’ hearts, so d is also incorrect, yet the heart is made of muscle, which is hard to grow in the lab so it would be correct to say b

Dbecause it isn't always an athlete, breathing techniques don't have to be advanced, and consistent intensity won't make it go down or stay the same

A) stable development i believe