Which device was not invented in the early 1900s? Question 7 options:

A)

Electric vacuum cleaner

B)

Electric refrigerator

C)

Electric toaster

D)

Electric car

Pink fur (p) is dominant to purple fur (p) in hamsters. two heterozygous pink hamsters are crossed. what is the probability that these two parents will have an offspring with purple fur? 2/4, 1/2 or 50% 1/4 or 25% 3/4 or 75% 4/4 or 100% there is no chance for this type of offspring