As the universe expands it is the that is expanding. A. space between the galaxies
B. entire universe and everything in it
C. space within atoms and molecules
D. space within the galaxies

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?

Construct at least two possible hypotheses for the student’s experiment.

Select the correct answer.what is the observable characteristic of a person called? o a. genotypephenotypeoc.alleleo d.gene