The spinal cord is located at the vertebral canal
        
             
        
        
        
Answer:
C. Properties that can change the chemical nature of matter.
Explanation:
Chemical properties is a characteristic of a chemical substance observed when it undergoes a chemical reaction on seeing its precipitation. On knowing the chemical properties of a substance it aids in separation, purification and classification of a compound. some examples of chemical properties are as follows:
1. Toxicity
2. Inflammability
3. Reaction with other chemicals
4. Oxidation
 
        
             
        
        
        
Answer:
hydrogen and helium
Explanation:
Jupiter, Saturn, Uranus, and Neptune are made up hydrogen and helium gases and called gas giants of solar system.
Uranus and Neptune also consist of more ices and methane in comparison to  Jupiter and Saturn.
Jupiter is the largest planet in the solar system and also have rings around it consist of rocks.
Hence, the correct answer is hydrogen and helium.
 
        
             
        
        
        
Answer:
   i hope this helps!   :)
Explanation:
gene flow is a movement of the genes in or out of population. This movement can be caused by the migration of organisms that reproduce in the populations. Or the movements of the gametes