Pls help me with this and pls stop missing around with this else l report

a. an organism that has two different alleles for a trait

b. possible genotypes for the offspring

Credit goes completely to: Unknown Quizlet user

I hope this helps!

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