In genomic libraries, DNA fragments are stored in ______________ chromosomes. Fill in the blank(s) with the appropriate word(s)


ANS: yeast artificial

Biology & Microbiology

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If a mutation prevented synthesis of the beta subunit of DNA pol III, which would be most affected?  

A.  DNA unwinding B.  formation of RNA primers C.  formation of the replication fork D.  processivity E.  removal of RNA primers Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about DNA polymerase?   Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?   Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

In some large groups of plants, including dandelions, oaks, and willows, the biological species concept is complicated because the process of _____ allows gene flow to occur between good _____ that can be easily distinguished based on appearance

A. hybridization; morphospecies B. hybridization; ecological species C. allopatric speciation; ring species D. polyploidy; evolutionary species E. polyploidy; ring species

Biology & Microbiology

Referring to the illustration, how can there be two non-recombinant chromosomes and two recombinant chromosomes?


a. Recombination doubles the amount of chromosomes.
b. Crossing over results in mutations that create more genetic material.
c. Chromosomes during this stage are replicated with two matching sister chromatids.
d. These are chromosomes before fertilization so they are haploid.

Biology & Microbiology

A population of mostly ____ individuals with a ____ generation time and a ____ proportion of females

is expected to show the most growth in the future.

a. prereproductive; short; high b. reproductive; short; high c. reproductive; long; low d. postreproductive; long; low e. prereproductive; short; low

Biology & Microbiology