| A | B |
|---|
| THREE FUNCTIONS OF THE BACKBONE | suport,protection,muscle attachment |
| 5 CHARCTERISTICS OF VERTEBRATES | segementation,bilateral symmetry, 2 pairs of jointed appendages, coelem, complex brain. |
| FUNCTION OF ROUNDWORMS'S EPIDERMIS | protects and gives shape |
| 3 TRAITS SHARED BY ROUNDWORMS | free-living, actove humters, one-way digestive system |
| ROUNDWARS ARE THE SIMPLEST ANIMALS WITH THIS | one-way digestive system |
| DOMINANT GENES ARE INDICATED BY | capital letters |
| RECESSIVE GENES ARE INDICATED BY | lower case letters |
| A plant homozygous for seed color | BOTH GENES FOR SEED COLOR ARE IDENTICAL |
| A plant heteroygous for seed color | THE GENES FOR SEED COLOR ARE DIFFERENT |
