Albino corn is recessive to normal corn. A crop of corn has 302 normal plants and 95 albino plants. What is the phenotypic ratio? Show the cross necessary to produce this crop.

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.

What processes take place before the mature mrna exits the nucleus?

20 the main source of energy for our planet comes from the