Answer:
An ecologist must consider both of the speciation and extinction of an organism or when analyzing the diversity the life on earth because of the following reasons;
- It is a role of an ecologist
- It is part of their job
- This will tell the existence of the organism
- The organism’s life span on earth
- How it was existed and were extinct
Explanation:
si vous ne pouvez pas le réutiliser, refusez-le
microbiology is the study of microorganism like viruses, bacteria and another microbes that are invisible for the human naked eye.
Because humming birds have long beaks, this structure allows them to feed any size flowers whether it’s deep or shallow. when it inserts it’s beak into a flower to drink nectar, the sticky pollen grains from the monkeyflower will cling to the sides of its beak. hope this helps!!