B Cells Are Activated by ________ and T Cells Are

question 30

Multiple Choice

B cells are activated by ________ and T cells are activated by ______.

• A)soluble, intact antigens; antigen fragments displayed on the surfaces of other cells
• B)soluble, intact antigens; soluble, intact antigens
• C)antigen fragments displayed on the surfaces of other cells; soluble, intact antigens
• D)antigen fragments displayed on the surfaces of other cells; antigen fragments displayed on the surfaces of other cells
• E)insoluble, intact antigens; antigen fragments displayed on the surfaces of other cells

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Definitions:

Charophyte Algae

A group of green algae thought to be the closest relatives of land plants, sharing common traits such as cellular division and photosynthetic pigments.

Closest Relatives

The species or taxonomic group that is most closely related to another in evolutionary terms, sharing a recent common ancestor.

Land Plants

Plants that have evolved to live primarily on land, as opposed to aquatic environments, featuring adaptations such as roots and protective tissues.

Plasmodium

A genus of unicellular protists that are parasites, causing malaria in humans and other animals.