Before the invention of the light bulb, Americans used lamps that burned
whale oil as a fuel. Ship crews would hunt whales for their oil. They
searched for the largest whales they could find to obtain as much whale oil
as possible. How did decades of whale hunting affect whale. populations?

The image shows embryos of three vertebrate classes

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community