Nonphagocytic (eosinophils/monocytes/NK cells) are a type of lymphocyte which produce toxins to kill abnormal cells

What will be an ideal response?


NK cells

Biology & Microbiology

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Although most metabolic reactions are freely reversible, a few irreversible catabolic steps are bypassed during biosynthesis with special enzymes that catalyze the reverse reaction in order to allow for independent regulation of catabolic and anabolic pathways.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Which event occurs in mitosis but NOT in meiosis?

a. bipolar spindle formation b. tethering of chromosomes to microtubules c. chromosomes dragged to poles by microtubules d. nuclear envelopes breaking up and reforming e. none of these

Biology & Microbiology

Secreted in breast milk, what class of antibody helps protect the newborn through neutralization and agglutination of antigen?

A) IgM B) IgE C) IgG D) IgD E) IgA

Biology & Microbiology

Some RNA molecules can function like enzymes. These particular enzymatic RNA molecules are called

A) ribosomes. B) mRNA. C) ribozymes. D) RNase.

Biology & Microbiology