Genes contain the information for making what classes of proteins?

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?