The reaction of which Missy has experience that is a severe
and life threatening allergic reaction due to penicillin is anaphylactic reaction,
it could be classified as the a serious and life threatening in terms of having
allergic reaction for if not treated immediately, it could cause death to the
individual who has experience this reaction. This could be triggered from
either medications, food in which an individual has consumed and insect stings
such as from bees. Missy’s allergic reaction must have triggered because of the
penicillin that she has consumed where in, she does not know that she is
allergic to the medication, having her to experience a life threatening
allergic reaction to the penicillin.
<h2>540 million years ago
</h2>
Paleozoic.
Era immediately follows Precambrian It lasted about 4.5 billion years.
When did abundant fossil evidence first appear in the geologic record.
540 million years ago.
Answer: polar ice caps form
Explanation:
