4. Sketch what you observe when examining the onion root tip using the low-power lens and the high-power lens. Label the sketches or write a brief description of your observations.

Look at the picture below . what does this picture represent ?

15 ! come and answer! a(n) disease is caused by a pathogen and can spread among organisms. a infectious b noninfectious c toxic d contaminated

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?