CIRCLE THIS IF THIS QUESTION SHOULD BE GRADED (7) Fruit flies with one allele for curly wings and one allele for normal wings have curly wing5. When two curly-winged flies were crossed, 203 curly-winged and 98 normal-winged flies were obtained. In fact, all crosses between curly-winged flies produce nearly the same curly:normal ratio among the a. Describe the type of inheritance described in this cross. How can you tell? (2 points) b. Write the possible genotype(s) of a curly-winged fly, in correct format (2 points) progeny. c. If you have a curly-winged fly, is it necessary to do a test cross? Why or why not? (2 points) d. When crossing two curly-winged flies, what is the probability of obtaining two curly-winged e. If a curly-winged fly was mated to a normal- winged fly, how many flies of each type would you offspring? ( 2 points) expect among 90 total offspring? (2 points)7) Fruit flies with one allele for curly wings and one allele for normal wings have curly wings. When two curly-winged flies were crossed, 203 curly-winged and 98 normal- winged flies were obtained. In fact, all crosses between curly-winged flies produce nearly the same curly:normal ratio among the progeny. a. Describe the type of inheritance described in this cross. How can you tell? ( 2 points) b. Write the possible genotype(s) of a curly-winged fly, in correct format ( 2 points) c. If you have a curly-winged fly, is it necessary to do a test cross? Why or why not? (2 points) d. When crossing two curly-winged flies, what is the probability of obtaining two curly-winged offspring? ( 2 points) e. If a curly-winged fly was mated to a normal-winged fly, how many flies of each type would you expect among 90 total offspring? ( 2 points).

1. CIRCLE THIS IF THIS QUESTION SHOULD BE GRADED (7) Fruit flies with one allele for curly
wings and one allele for normal wings have curly wing5. When two curly-winged flies were
crossed, 203 curly-winged and 98 normal-winged flies were obtained. In fact, all crosses between
curly-winged flies produce nearly the same curly:normal ratio among the a. Describe the type of
inheritance described in this cross. How can you tell? (2 points) b. Write the possible genotype(s)
of a curly-winged fly, in correct format (2 points) progeny. c. If you have a curly-winged fly, is it
necessary to do a test cross? Why or why not? (2 points) d. When crossing two curly-winged flies,
what is the probability of obtaining two curly-winged e. If a curly-winged fly was mated to a normal-
winged fly, how many flies of each type would you offspring? ( 2 points) expect among 90 total
offspring? (2 points)7) Fruit flies with one allele for curly wings and one allele for normal wings
have curly wings. When two curly-winged flies were crossed, 203 curly-winged and 98 normal-
winged flies were obtained. In fact, all crosses between curly-winged flies produce nearly the
same curly:normal ratio among the progeny. a. Describe the type of inheritance described in this
cross. How can you tell? ( 2 points) b. Write the possible genotype(s) of a curly-winged fly, in
correct format ( 2 points) c. If you have a curly-winged fly, is it necessary to do a test cross? Why
or why not? (2 points) d. When crossing two curly-winged flies, what is the probability of obtaining
two curly-winged offspring? ( 2 points) e. If a curly-winged fly was mated to a normal-winged fly,
how many flies of each type would you expect among 90 total offspring? ( 2 points)