Answer:
An abiotic factor is a non-living part of an ecosystem that shapes its environment.
Answer:
embryonic development
Explanation:
other non aquatic vertebrates exhibit gill slits even though they never breathe through gills. These slits are found in the embryos of all vertebrates because they share as common ancestors the fish in which these structures first evolved.
Answer:
D
Explanation:
Not sure but the sentence is super understamdable
C) they are multicellular
Bacteria is a large group of unicellular microorganisms. One bacterium is one small organism, and it is prokaryotic cell.
Answer:
The answer is B
Explanation:
The exoskeleton of the shrimp helps protects the internal organs of the animal.
