Using the information from problem 11, scientists do a further test cross using a heterozygote for height and nose morphology. the offspring are: tall upturned snout, 40; dwarf upturned snout, 9; dwarf downturned snout, 42; tall downturned snout, 9. calculate the recombination frequency from these data; then use your answer from problem 11 to determine the correct sequence of the three linked genes.

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.

Injuries in the environment are a result of