In a certain rat-like animal, tail length is determined by one set of genes. The Long-tailed allele (L) is dominant to the short-tailed allele (I) A long-tailed male rat-like animal is mate to a short-tailed female. They have 3 litters of 8 pups each. All 24 of their offspring have long tails A. What are the genotypes of each of the parents? B. What are the genotypes of their offspring? When two of their offspring are mated, what possible phenotypes can result? In what ratio? C. when two of their offspring are mated, what possible phenotypes can result? In what ratio?

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research. b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research. c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data. d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)