1.Most aquatic animals have fins or paddles that help them swim
2. Skin is usually slippery and soft
Ok 28_________________________
Height is a polygenic trait, controlled by at least three genes with six alleles. If you are dominant for all of the alleles for height, then you will be very tall. There is also a wide range of skin color across people. Skin color is also a polygenic trait, as are hair and eye color.
All the above:
Eye color
height
skin color
trace elements are sometimes referred to as micronutrients
