D. the height of a ceiling
C, because alleles are alternative forms of a gene that arise from mutation.
Biology<span> focuses on deeper logic and is mostly related to nature such as what is happening in our bodies or in plants, whereas </span>physics<span> focuses on more technical things such as pressure, forces etc. hope that helped</span>
Answer:
Energy stored in plants is transferred to humans and animals that eat them
Explanation:
The answer is Vaccination.
Acquired or adaptive immunity is the body's third line of defense. This is protection against specific types of pathogens. Acquired immunity may be either natural or artificial in nature. Both natural and artificial immunity have passive and active components. Active immunity results from an infection or an immunization, while passive immunity comes from naturally or artificially gaining antibodies.
