When identifying the agent responsible for causing a disease, why is evaluation of colony morphology not enough?

Plz will mark! the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction