Which of the statements below best explains the presence of these structures in the embryos of all three species ? a the embryos of the three species are similar in size. b breathing structures are similar among the young of the fish, chicken, and pig. c the fish, chicken, and pig have a common ancestor with these embryonic structures. d the reproductive mechanisms are similar among the adults of the fish, chicken, and pig.

explanation:

the sequence of amino acids in a protein determines its function. the dna sequence of a gene determines the amino acid sequence of the resulting protein. thus, any changes in dna sequence can result in changes in protein function. this is called a mutation.

she will be charged $6

step-by-step explanation:

48 dollars divided by 200 beads equals .24 dollars a bead

.24 multiplied by 25 more beads equals 6 dollars as the total cost