That contain single-stranded DNA Most phages

A. are extruded.
B. contain a positive-sense DNA strand.
C. have their DNA transformed to double-stranded DNA before replication and transcription occur.
D. All of the choices are correct


D

Biology & Microbiology

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A chromosome whose centromere is placed very close to, but not at, one end is called a(n) ____________________ chromosome

Fill in the blank(s) with correct word

Biology & Microbiology

Which layer of sedimentary rock is closest to

the surface?

a. Bright Angel Shale b. Muav limestone c. Redwall limestone d. Manakacha Formation e. Kaibab Limestone

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In which phase do the following events occur: the chromatin condenses into chromosomes, the nuclear membrane disintegrates, and the centrioles migrate to the poles as spindle fibers are organized?

A) interphase B) anaphase C) prophase D) telophase

Biology & Microbiology

Recombinant chromosomes are created during crossing over events between ____________

a) sister chromatids of the same homologous pair during meiosis. b) non-sister chromatids of the same homologous pair during meiosis. c) non-sister chromatids of the same homologous pair during mitosis. d) sister chromatids of the same homologous pair during mitosis.

Biology & Microbiology