How did chromosomes get their name?

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The term, literally meaning "colored bodies," was coined in the late nineteenth century at a time when these nuclear structures could be only indistinctly viewed through a microscope with staining.

Biology & Microbiology

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____ is a large, double-stranded, helical molecule that contains instructions for assembling a living

organism from simpler molecules.

a. RNA b. DNA c. ATP d. NADPH e. Protein

Biology & Microbiology

The process of aging is called

A) senescence. B) abscission. C) death. D) maturation. E) elongation.

Biology & Microbiology

B has been HIV positive for several years. Recently, B began to experience some disturbing symptoms. B has begun to have problems with vision and motor control. Clinical tests indicate B's immune function is declining. What other viruses besides HIV might be causing B's problems? How might this be verified?

What will be an ideal response?

Biology & Microbiology

When a bacteriophage genome incorporates itself into the chromosome of the host, that phage genome is referred to as a(n) ________

A) lytic phage B) temperate phage C) T4 phage D) episome E) prophage

Biology & Microbiology