If you took a sample of a particular element and found that one group had a specific number of neutrons, and another group had a different number of neutrons, those two groups are called ___ of each other.     Isotopes   Isomers   anions   cations   What is the tube-like structure which allows direct access into the cytoplasm from the outside?

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Chapter2: Molecules Of Life
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If you took a sample of a particular element and found that one group had a specific number of neutrons, and another group had a different number of neutrons, those two groups are called ___ of each other.

 
 

Isotopes

 

Isomers

 

anions

 

cations

 

What is the tube-like structure which allows direct access into the cytoplasm from the outside?

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