What is suggested by the similarity of early embryos of different
species of vertebrates?
a. no evolutionary relationship between the groups
b. recent common ancestry
c. similar environments in the past
d. evolution from a distant common ancestor

thymine. in rna, thymine is replace by uracil

[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

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the median of the data is 4.5.