Problem:

Question 1: We can see evidence for the relatedness of humans, wheat plants, and bacteria if we compare their...

A. embryonic development patterns
B. ribosomes
C. muscle cells
D. body structures

Question 2: How might phylogenetics help scientists fight a new flu outbreak?

A. Scientists could compare the genetics of the virus to determine useful antivirals.
B. Scientists could compare the symptoms of the new virus with genetically related viruses.
C. Scientists could compare the genetics of the viruses and trace the source of the outbreak.
D. All of these

Question 3: Speciation is the formation of a new

A. biological lineage.
B. clade.
C. organism.
D. population.

Please select correct answer and also provide explaination.