What factors influence naturally occurring fluctuations in the levels of dissolved oxygen?

The kobe habor wharfs where the center of japanese exports to other countries. it had 200 wharfs before the earthquake. how many wharfs remained undamaged after the earthquake? a. 130 wharfts b. 3 wharfs c. 30 wharfs

How are gene and protein sequences used to classify organisms?

In a cladogram' when does a group of organisms branch off