A cell is exposed to EMS (a mutagen that causes guanine to mispair with thymine) and allowed to undergo a few rounds of DNA replication.  The mutational event caused by this mutagen will be

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#Question id: 1431

#Unit 4. Cell Communication and Cell Signaling

Which of the following is NOT a role for the tumor microenvironment?

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#Question id: 5559

#Unit 5. Developmental Biology

During fertilization, the acrosomal contents ________.

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#Question id: 1806

#Unit 4. Cell Communication and Cell Signaling

In the thymic medulla, the majority of γδ T-cells are:

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#Question id: 15408

#Unit 8. Inheritance Biology

Which of the following is not a protein or group of proteins required for conjugation to occur?

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#Question id: 4895

#Unit 8. Inheritance Biology

What is the difference between a linkage map and a physical map?

a) Genetic maps are based on recombination frequencies, but physical maps are based on restriction digestion.

b) Physical DNA map describes the absolute position of genes on a chromosome while genetic map so variable

c) Genetic maps are important to identify the origin of diseases, whether they are inherited or arise due to a random mutation.