Advances in genetic engineering and biotechnology are expected to produce some food products that will become available year-round even in northern climates. These changes will provide grocers with an opportunity to reduce their shipping costs while, at the same time, offering fresher produce to their customers. These advances are an example of changes in the ?

What topics are you studying?

Buttocks.


Ok, I'll be honest... I don't think buttocks is the answer. It's your homework... what do you think the answer is?