Here are the main points for an informative speech about the anatomy of the human ear.
i. the outer ear includes the ear flap and the ear canal.
ii. the middle ear includes the eardrum and three tiny, interconnected bones.
iii. the inner ear includes the cochlea, the semicircular canals, and the auditory nerve.
these main points are arranged in order.

Spatial

Explanation:

There are many pattern of speech organisation like Topical Order, Chronological Order, Spatial Order, Causal Order, Problem-Solution Arrangement and Motivated Sequence Order.

Spatial Order arranges the ideas according to the location or the geography. It provides a way to examine the structures, such as buildings/ objects. Spatial order provides ways to analyze the conditions in relevant locales.

The example given is of the year in which the writer is writing in such a way that first he explains the outer ear , then middle ear and lastly the inner ear. The ideas in the speech are arranged according to the location.

dna damages cause changes in the structure of the genetic material and prevents the replication mechanism from functioning and performing properly. dna damage and mutation have different biological consequences. while most dna damages can undergo dna repair, such repair is not 100% efficient.