Listen to these words.
traits
eidetic memory
short sleeper
ambidextrous
supertaster
outie
innie
tetrachromacy
whorl
dense
wisdom teeth
recessive
melanin
cholesterol
Learn the new words!
A chemical that our cells use to protect themselves, or that can be made into hormones. Too much cholesterol can block blood vessels.
cholesterol
A pigment made in cells which can turn them darker or lighter. We have melanin in our skin, which causes tanning in the sun.
melanin
A trait that is very rare.
recessive
The four molars at the very back of your mouth that begin to grow around age 20.
wisdom teeth
Thick. Close together.
dense
A pattern of swirly circles.
whorl
Someone who can see more colours than normal.
tetrachromacy
A belly button that does not stick out.
innie
A belly button that sticks out.
outie
Someone who can taste much more than normal.
supertaster
Someone who can use both of their hands equally well.
ambidextrous
People who need less than 6 hours of sleep to function.
short sleeper
Ability to remember how an object looks for a short period of time after you look away. Photographic memory.
eidetic memory
An inherited quality.
traits
Now, do the test!