Can someone plz help: 5. Choose one phylum from the animal kingdom and then choose one example. Conduct research on the phyla and the example, and then prepare a micro-theme(a short paragraph with at least 100+ words) on each.

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. calcium carbonate is strengthened by phosphorus.

explanation:

a physical change is being made.

hello, ballerbaby1265. i would say that the child has had a concussion due to the fall and their symptoms. 60 beats per minute is normal in a child that is sleeping, but not while awake. two of the main symptoms of a concussion after are both sleepiness and being tired. i hope i have a great night.