In humans, straight thumbs (T) are dominant to hitchhiker's thumb (t). Complete a Punnett square to predict the outcome of a cross between a heterozygous male with a heterozygous female.
Complete the Punnett Square below
(Note: a and b should be for female and cand d should be for male. Also, if there is only one capital letter involved then it should be placed in the first space for that individual)

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

the main thing i would use is bricks because if there is a hurricane, there is a great possibility for the house to still stand. and i would also use plexiglass windows instead of regular windows because plexiglass isn't prone to breaking.

digestion

it excretes wastes

well, i believe that the answer is 2. : 3