dolliemeredithm
20.05.2020 •
Biology
Multiple choice questions
1. Which of the following are pentadactyl limbs
I Bee front leg
II Bird wing
III Dolphin flipper
A ll only
B 1 and II only
Cland Ill only
Dll and Ill only
Solved
Show answers
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Ответ:
Antibodies are produced for a specific type of antigen and can only lock onto that one.
Reasoning for eachA) White Blood Cells engulf and destroy pathogens.
B) An antigen is a toxic or foreign substance that causes the immune system to respond.
C) Producing immature cells wouldn't work as they aren't fulling developed.
D) Antibodies are produced for a specific type of antigen and can only lock onto that one.