Answer:
0, 1, and 6 months.
Explanation:
The exclusive hepatitis B vaccine is given as a single dose to babies at birth. However, hepatitis B immunization continues through pentavalent vaccination at 2, 4 and 6 months of age. People who were not vaccinated against hepatitis B during the first months of life may receive immunization at any time in adulthood, on a 3-dose schedule and following a recommended application schedule of 0, 1, and 6 months.
Answer:
Sex cells
Explanation:
Meiosis Study About Sex cells which are Egg cell and sperm cell
in the tiny air sacs (alveoli) at the end of the bronchial tubes.