In dogs, black fur (F) is dominant to white fur (f). If two dogs heterozygous for fur color were crossed and had 3 puppies, what is the probability for each puppy to show the recessive phenotype? A.0% of the puppies will express black fur.
B.100% of the puppies will express black fur.
C.50% of the puppies will express white fur.
D. 25% of the puppies with express white fur.

c

explanation:

the answer is d.) homologous; have mammary glands

the question isn't complete here so i can't right an answer '_'

the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation: