Nonliving substance secreted by some animal cells; is composed of protein and polysaccharides.

What will be an ideal response?


extracellular matrix (ECM)

Biology & Microbiology

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Describe the action of the enzyme transposase

What will be an ideal response?

Biology & Microbiology

The artificial introduction of three key ______________ intoan adult cell can convert the adult cell into a cell with the properties of ES cells

(a) chromosomes (b) viruses (c) hormones (d) transcription factors

Biology & Microbiology

Which of the following drugs is (are) effective against cold sores?

A. Protease inhibitors such as ritonavir B. AZT and ddC C. Valcyclovir and acyclovir D. Amantadine

Biology & Microbiology

Beavers are major carriers of Giardia, which is a member of the group ________ that can cause severe diarrhea in people who drink water that contains the organism's cysts

Fill in the blank(s) with correct word

Biology & Microbiology