Carbon dioxide. the plants take the carbon dioxide and make oxygen
<span>•Central nervous system- the part of the nervous system that is made of two structures, the brain and the spinal cord. hope this helps!!
</span><span /><span>
</span>
Answer:
The birds are oviparous in nature and produces eggs that are hatched later by the parent. the egg hatching require proper heat and protection from the external enemy.
The egg shell is the hard covering of the egg of the bird that is made of the calcium. The egg shell protect the egg from the external environment. The calcium layer for the egg shell formation is obtained by the oseteoclast property of the cells.
Answer:
amphibians because it is a cold blooded vertebrate and has aquatic gill breathing larvea
Explanation:
The highest potential of the 4 organic molecules found in living beings are nucleic acid, proteins, carbohydrates and lipids.
