In the first cross one of the parent has only dominant allele and one has only recessive allele that means the offspring in F1 will be 100% heterozygous
XxYyZz
the gametes resulted from this individual are
XYZ XYz XyZ Xyz xYZ xYz xyZ xyz
it produces 8 types of gamets one of which is xyz the proportion is 1/8
The different blood vessels; First, Arteries that carry the blood from the heart. Then, the Capillaries which allow an exchange of water and chemicals throughout the blood and the tissues. Finally, Veins that carry blood from the capillaries to the heart.
Normally, it would take approximately 59 minutes to burn off a slice of peperoni pizza. Most of us walk roughly three miles per hour. So, to burn the calories found in just one slice of peperoni pizza, we have to walk about three miles. Therefore, to burn off 4 slices of peperoni pizza, we need to walk approximately 12 miles.
Answer:
regulators
Explanation:
regulators use their metabolism to control their internal environment
