Answer:
Gills
Explanation:
In order to remove oxygen from the water, they rely on special organs called "gills." Gills are feathery organs full of blood vessels. A fish breathes by taking water into its mouth and forcing it out through the gill passages.
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How Do Fish Breathe
Oswald Avery in 1944 discoveries DNA was responsible for storing and passing information throughout generations
A chromosome is DNA wrapped around proteins knwn as histones. A gene is a part of the DNA that codes for a particular protein
I believe your answer would be "Cell division"
DNA replication occurs just before the process of cell division which is also known as mitosis.
Mitosis is when the cell is being divided into two and this is when DNA starts to replicate and it produces more cells and the process goes on and on and no.
Hope this helps. c:
Answer:
Has a Dorsal hallow nerve cord, a notochord pharyngeal pouches, and a tail that extends beyond the anus.
Explanation: