In dogs, the gene for fur color has two alleles. The dominant allele (F) codes for grey fur and the recessive allele (f) codes for black fur.
A heterozygous dog and a homozygous recessive dog had puppies. What percentage may have had grey fur?

50%

Explanation:

when you put the alleles into the chart you will have two heterozygous puppies and two homozygous recessive puppies.

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation: