Answer:
C. They lose their gills
Explanation:
They lose their gills but grow lungs
The answer is B.
It describes the relationship between photosynthesis and respiration accurately.
Blood is considered<span> a </span>connective tissue<span> for two basic reasons: ( 1 ) embryologically, it has the same origin ( mesodermal ) as do the other </span>connective tissue types<span> and ( 2 )</span>blood<span> connects the body systems together bringing the needed oxygen, nutrients, hormones and other signaling molecules, and removing the wastes .</span>
