1. How is Chi-Square Analysis useful when interpreting results of genetic crosses?

a. it can determine if genetic traits are dominant or recessive
b. it can determine if variations from expected values are due to random chance or not
c. it can estimate the amount a population is inbreeding
d. it can determine if a sample size is large enough to be considered valid

2.Two yellow seeded pea plants are crossed. You can't see all the offspring produced, but the ones you do see have green seeds. Using this information, what percent of the entire offspring from these parents would you predict to be yellow, and how many would be predicted to be green?
a. ¾ yellow, ¼ green
b. ½ yellow, ½ green
c. no yellow, 100% green
d. ¼ yellow, ¾ green

3.Apply the product law to a coin-toss situation. What is the probability that on 3 tosses of the coin, heads will occur on all 3 tosses?
a. 100%
b. 1/3
c. 1/9
d. 1/8