A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria.
Answer:
Sex linked is a trait in which a gene is located on a sex chromosome. In humans, the term generally refers to traits that are influenced by genes on the X chromosome. This is because the X chromosome is large and contains many more genes than the smaller Y chromosome.
Biomass is any organic matter (anything that was once alive) that can be used as an energy source
Answer:
Anatomy is the study of the structure of the body, Physiology is not.
