If I am 98 lbs on earth how many lbs would I be on the moon

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.