When chromosomes fail to separate at either the first or second meiotic division this
A. is known as crossing over.
B. results in a sperm or egg cell with an abnormal number of chromosomes.
C. is known as translocation.
D. results in a failure to produce gametes.
E. results in arrest during meiosis.
B. results in a sperm or egg cell with an abnormal number of chromosomes.
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A graduate student has been assigned the task of preparing a "cDNA library" of a microbe. He will need a vector, restriction enzymes and (CRISPR-Cas9/reverse transcriptase/Taq polymerase).
What will be an ideal response?
The two authors identify different groups in this GE debate. Based on the essays, which of the following statements correctly describes one author's label of the pro-GE groups versus the anti-GE groups?
a. Vasil: the practical pro-GE biotech industry vs. the small, political anti-GE lobby b. Vasil: the pro-GE scientists vs. the anti-GE scientists c. Mittal: the well-financed pro-GE biotech industry vs. rich anti-GE farmers d. Mittal: the global pro-GE political infrastructure vs. the anti-GE organic farming lobby
As used in this book, what does the term "capacity" refer to?
a. “cognitive” or “intellectual” ability to think, perceive, analyze, create, and solve problems b. ability to think in a disciplinary way c. critical interdisciplinarity d. ability to develop technology in response to a problem
Individuals with Pompe disease are unable to metabolize _____, and are treated with a human enzyme produced by _____
a. glycogen; transgenic hamster cells b. lactose; transgenic crops c. insulin; cloned rabbits d. cellulose; transgenic hamster cells e. fats; cloned hamster cells