Which of the following if added to this sequence
a—g—a—t—g—c—g—a—g—t—t—a—c—g—g

might create an insertion mutation?

a. a fat molecule

b. a sugar molecule

c. a dna molecule

d. an a, g, t, or c

the element that provides strength to the exoskeletons of clams and oysters is phosphorus. this is so because calcium carbonate is the main component in the shells.

explanation:

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

what is shown in the image?

eukaryote

chloroplast

mitochondrion

submitted

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.