In sweet peas, the genes for flower color and pollen grain shape are 11 cm apart. a pure-breeding purple flowering plant with round pollen grains is crossed to a pure-breeding red flowering plant with long pollen grains. the resulting f1 offspring are all purple flowering plants with long pollen grains. what percent of offspring from a test cross analysis of the f1 individuals would you expect to be red flowering plants with long pollen grains?
a) 44.5
b) 11
c) 5.5
d) 89

How many major plates cover the earth

If a cell is placed into a hypertonic environment, what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !