An isotope contains more or fewer electrons than normally found in an atom of a particular element and may give off radiation.

a. true
b. false


Answer: b. false

Biology & Microbiology

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A complex consisting of a single mRNA molecule with several ribosomes is called a ________.

A. multisome B. polysome C. complexisome D. maxisome

Biology & Microbiology

Of those listed below, which category of classification is the most narrow?

A. Domain B. Family C. Class D. Genus

Biology & Microbiology

What advantages does chorionic villus sampling have over amniocentesis for fetal analysis of genetic defects?

What will be an ideal response?

Biology & Microbiology

The function of the nucleus is to:

A) produce proteins. B) contain the DNA. C) add sugars to proteins. D) contain the cytoplasm. E) organize the cytoskeleton.

Biology & Microbiology