(I'm not 100% positive on this) Dinosaurs, many chickens and birds are related to dinosaurs
Answer:
Because the vaccine is an antigen from living, weakened or killed microorganisms that activate the immune system and the body produces protective antibodies.
Mutation is the only evolutionary mechanism that does little to change allele frequencies.
The difference between analog and digital signals is that an analog signal is a continuous electrical message while digital is a series of values that represent information. Analog is conveyed by electrical current variations.
Answer:
okay............................
Explanation:
I guess
