I believe its c, that makes the most sense.
Answer:
A patient who can produce antibodies against some bacterial pathogens, but not against viral infections, probably has a disorder in his, B cells.
a) B cells
Answer:
In humans, visible secondary sex characteristics include pubic hair, enlarged breasts and widened hips of females, and facial hair and Adam's apples on males.
Explanation:
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Forever friend and helper,
Cammie :)
Ribosomes and chloroplasts r the answers
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