30 !!! Around each electron that orbits an atom's nucleus .

A) a magnetic field

B) an electric current

C) a positive charge

D) a negative charge​

What advantage does a crop that undergoes vegetative reproduction have over plants that start from the seed? 1points a they store nutrients. b they can travel farther. c they experience more genetic variation. d they only occur in high-resource environments.

Which description provides the best objective summary of the article in the passage?

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim