Astudy examines the actn3 genetic alleles r and x, also associated with fast-twitch muscles. of the people in this sample, were classified r and were classified x. does the sample provide evidence that the two options are not equally likely?

this would be a math

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands