During his first set of experiments, Mendel crossed true-breeding plants that expressed different versions of a studied trait. For example, he crossed tall plants with short plants. Based on his results, he said the tall plants exhibited the dominant form of the trait, plant height. Which of the following best describes the F, offspring of this cross? O A. All were tall O B. About 25% were short. O C. All were short. D. About 25% were tall.

Astudy was performed on 20 trees to test the effectiveness of a new fertilizer. the results of this specific study is brought into question. what would possibly improve the reliability of the results?

If water is at -10 ° c and energy is added to the water until it is 50 ° c while maintaining a constant pressure of 760 mmhg, describe the phase change of the water?

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.