Fire extinguisher, smoker detector, and garbage can
Answer:
9 essential amino acids for requirement of children.
There are histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine
Answer:
Three layers of tissue form the heart wall. The outer layer of the heart wall is the epicardium, the middle layer is the myocardium, and the inner layer is the endocardium.
Number one is B
Number two is A
