1) How many pairs of chromosomes does human have? a) 23 b) 22 c) 21 d) 24 2) What is the genotype ratio of male (Rr) and female (RR) a) 1rr :3RR b) 2RR: 2Rr c) 3rr :1RR d) 4RR 3) What id the genotype ratio if the female has (Tt) and male has (Tt)? a) 3TT: 1Tt b) 2TT: 1tt: 1Tt c) 1 TT: 2Tt: 1tt 4) _______ refers to the genetic information of an organism. a) Genotype b) Phenotype c) Dominant 5) Dominant genes stands as what symbol? a) xx b) XX

Leaderboard

Visual style

Options

Switch template

Continue editing: ?