Group the labels according to the type of gene they describe. (Dominant/Both/Recessive)

- composed of DNA

- blue eye trait

- takes precedence over the other

- codes for physical traits

- brown eye trait

- expressed only when present in both parents

The answers are the following:

  - composed of DNA: Both

  - blue eye trait: Recessive

  - takes precedence over the other: Dominant

  - codes for physical traits: Both

  - brown eye trait: Dominant

  - expressed only when present in both parents: Recessive

14.to 17 hours of a 24 hour period . say the national sleep faoundation , some newbourn sleep up to 18.to 19 hours a day