Look at the sketches. The sketch on the left is of a
fish embryo, and the sketch on the right is of a pig
embryo.
Which of the following statements is the best
explanation for why the embryos look so similar,
considering how different an adult fish and pig
are?
O
Fish and pigs both need gills.
Fish and pigs are both mammals.
-Fish and pigs share a common ancestor.
-Fish
-Pig

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides