How do mutations lead to genetic variation? Highlight the correct answer. A. Mutations directly result in changes in an organism’s traits.
B. Mutations produce random changes in an organism’s DNA.
C. Mutations lead to a random arrangement of chromosomes during meiosis.
D. Mutations decrease the variety of traits observed in a population.

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

The ultimate purpose of respiration: a. inhale 02 and exhale co2 b. place oxygen in the lungs c. place oxygen in the blood d. deliver oxygen to every blood cell

The hardy-weinberg principle is that genetic frequencies in a population? will remain stable from generation to generation will always be changing will not be affected by environmental changes are always in a 3: 1 ratio