In humans, the ability to roll your tongue is dominant while not being able to roll your tongue is recessive. The gene for tongue rolling ability is represented by the letter R. Johnny can roll his tongue.

What are Johnny's possible genotypes?

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light

When would a bouncy ball have the most potential energy

20 grams of water. she poured out 15 grams. which of the following physical properties of the water changes? a .boiling point b. density c .electrical conductivity d .volume