Which membrane proteins are involved with the transport of molecules that otherwise would be unable to enter the cell?

a) linker proteins b) glycoproteins c) carrier proteins d) peripheral proteins e) receptor proteins


c) carrier proteins

Biology & Microbiology

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One of the smallest insects is the fairyfly (actually a wasp), Tinkerbella nana. How small are they?

a. 10 males make up one inch b. 50 males make up one inch c. 100 males make up one inch d. More than 150 males make up one inch

Biology & Microbiology

Which of the following is a tenet of the Cell Theory?

a) All organisms are composed of one or more cells. b) The cell is the structural unit of life. c) Cells can arise only by division from a preexisting cell. d) Cells divide only by fission.

Biology & Microbiology

An individual generally acquires natural active immunity after

A. An infusion of T lymphocytes B. An injection of IgG C. Suffering an illness D. A blood transfusion E. Taking immunosuppressive drugs

Biology & Microbiology

Adaptive immunity is ________, while innate immunity is ________

a. specific / non-specific b. non-specific / specific c. slower / faster d. born / developed

Biology & Microbiology