Please select the word from the list that best fits the definition Wave in which amplitude changes to create sound

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?

What are the student's observations and inferences before he starts his investigation?

Hemoglobin is a proton that carries oxygen around the body what is hemoglobin made from