The basic structure of chromatin has sometimes been referred to as beads on a string of DNA. These beads are called
a. chromosomes.
b. chromatids.
c. supercoils.
d. interphases.
e. nucleosomes.
Answer: e. nucleosomes.
Biology & Microbiology
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The amniotes include (select all that apply)
A. sharks B. amphibians C. reptiles D. birds E. mammals
Biology & Microbiology
List and briefly describe the four stages of whole-cell migration
What will be an ideal response?
Biology & Microbiology
Flowers that smell like rotten meat, dung or decaying matter are most likely pollinated by
a. moths. b. butterflies. c. hummingbirds. d. bees. e. flies.
Biology & Microbiology
DNA replication
A) requires a type of RNA polymerase. B) is partially regulated by promoter/terminator sites. C) proceeds by making two continuous strands. D) is not edited once polymerization has occurred. E) is conservative.
Biology & Microbiology