Examlex
Which of the following are similarities between B cells and T cells?
I.They both recognize antigen using immunoglobulin receptors.
II.Both B cells and T cells undergo clonal selection after encountering an antigen.
III.B cells and T cells both maintain an immunological memory of previously encountered antigens.
Grasshoppers
Insects belonging to the suborder Caelifera within the order Orthoptera, known for their powerful hind legs for jumping and sometimes their roles as agricultural pests.
Meadowlarks
A group of North American grassland birds, known for their distinctive calls and beautiful songs.
Thorn Trees
Trees characterized by sharp, pointed spines or thorns on their branches or around their trunks, often found in arid or semi-arid climates.
Semidesert
A dry area that has slightly more rainfall than a desert, which supports a sparse vegetation cover.
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