Organisms in natural environments can be detected by assaying for the presence of their genes
Indicate whether the statement is true or false.
Answer: TRUE
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The drug Taxol, or Paclitaxel, is used to treat patients with a variety of cancers, including breast, lung and ovarian cancers. The drug works by stabilizing microtubules, and preventing their disassembly. The goal of the drug is to prevent dividing cells from being able to complete mitosis. As a result, cancerous cells can no longer divide. In a cell treated with Taxol, at what stage of mitosis will the cells arrest?
A. Prior to metaphase B. Anaphase C. Telophase D. Cytokinesis Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about movement of chromosomes in mitosis? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? 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?
Can an individual receive two STR alleles from the same parent?
a. yes b. no
Which of the following best characterizes evolutionary divergence by Darwin's observation?
a. the great similarity of form of species b. the great variety of form of species c. differences in appearance of nutria and beaver d. differences in bill shape and food habits of finches
ATP is the most important biological molecule that provides chemical energy. How does ATP release energy?
A) when ATP is synthesized into glucose B) when sunlight enters the leaf of a plant C) when the bond between the second and third phosphate is broken D) when carbon dioxide joins with other carbon molecules