Molecules are joined in an ordered structure

This describes a crystalline solid.

Explanation:

mark me as brainliest  pls

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

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.