Why are scientists most likely working on developing cleaner-burning fuel for cars?

Which statement does lola need to correct, and why? a) statement 1 because spiral galaxies do not havearmsb) statement 2 because the bulges contain mostlyyoung red stars.c) statement 3 because the arms are made of mostlyyoung blue and blue-white stars.d) statement 4 because spirals galaxies contain littleto no dust.(c)

Many humans consume both plants and animals. these humans are considered to be which of the following? herbivores carnivores omnivores

The development of this new blg-free, hypoallergenic milk is based on a science that came to the forefront 150 years ago. what scientist's work provided the basis for such feats in biotechnology?