Compare and contrast a scientific law and a scientific theory

Which of the following lines of evidence would best support your assertion that a particular plant is an angiosperm? a) it produces seeds. b) it retains its fertilized egg within its archaegonium. c) it lacks gametangia. d) it undergoes alternation of generations.

Differentiation of cells changes the nucleic information. true false

Which layer will become saturated first when rain falls?