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A student is looking at cells under the microscope. The cells are from an organism that has a diploid number of fourteen. For one particular slide, a cell has 14 replicated chromosomes (14 pairs of sister chromatids) aligned in a double row along the metaphase plate. Which of the following statements accurately describes this particular cell?

The mechanism of gene transfer that involves direct contact between two bacterial cells is

Which of the following would be an induced mutation?

During DNA replication, proteins that are important for separating the DNA strands and allowing movement of the replication fork include each of these EXCEPT

Colchicine is a toxin that binds to tubulin proteins and prevents microtubules from elongating. What effect might this have on dividing cells?

A cross was made between a heterozygous tall plant (Tt) and a true-breeding dwarf plant. What is the expected F1 phenotypic ratio?

Which component of the CRISPR-Cas technology is not found in bacteria?

Due to the lack of an enzyme to break down lipids, excess accumulation of lipids in the brain leads to a human disease called Tay-Sachs syndrome. The organelles most likely to lack the proper enzyme needed for lipid breakdown are

Large numbers of ribosomes are present in eukaryotic cells that produce

Which of the following is a characteristic of tundra?