In fruit flies, gray body color is dominant over black body color. suppose two fruit flies heterozygous for the alleles that carry body color are crossed and 200 offspring are produced. how many would you expect to have black bodies?

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

Football players often sustain lateral blows to the extended knee. which of the ligaments is (are) damaged as a result? a. suprapatellar b. oblique popliteal and extracapsular ligament c. medial collateral, medial meniscus, and anterior cruciate d. arcuate popliteal and the posterior cruciate

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.