According to the lecture, over 42 million people have died from AIDS.
•true
•false

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

Writing it down so you can remember it but if you truly think nothing is to bad

The answer is d.sarcomas,hope my answer is to you : )

Answeri read somewhere it was the umbilical cord; or placenta; plz check first; good luck