Cocaine triggers the sudden release of .
a.
endorphins
c.
adrenaline
b.
dopamine
d.
neurotransmitters

Give examples of animals that live in sea and are considered mammals. ♡

Look at the punnett square for an x-linked recessive disease. is it possible for a female offspring to have the disease?

Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.