Describe how gene therapy can be a social issue and give rise to moral, ethical and legal debates. Justify your response in two or more complete sentences in the essay box below.

Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.