I believe the answer is 172,800,000,000 per day (24 hours)
How I Got That Answer:
I calculated 2 million times 60
=120000000 per minute
Then I calculated that times 60 again
=7200000000 per hour
Then I calculated that times 24
=172800000000 per day
I think the answer is A which is the axon
Need the descriptions in order to answer the question.
Answer:
Both B and T cells produce antibodies that attack pathogens
