The answer to your question is true the automobile did contribute to urban sprawl since cars could travel out further and make new towns
Communication is a very vital part of a research by a scientist like you. The typical methods of classroom scientific communication include lectures, lab reports, term papers and poster presentations. Writing papers can help you enhance your your science productivity and at the same time retaining some body of knowledge that would be of help to future researches. The presentations you make widens your connection and awareness to the community. Moreover, the discussions you make can facilitate learning and exchange of ideas.
ANSWER:
50% or 2/4
EXPLANATION:
E is a dominant trait and with a dominant E in the offspring it is not attached so half of the offspring would have non-attached earlobes and half would have attached earlobes.