TEST3 - DNA contains the bases adenine, guanine, cytosine,...

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DNA contains the bases adenine, guanine, cytosine, and thymine. In RNA thymine is replaced by: Correct Answer: D. uracil. All somatic cells in the human body contain ________ chromosomes. Correct Answer: D. 46 Cells that contain two complete sets of chromosomes are said to be: Correct Answer: A. diploid. Alternative forms of a gene are called: Correct Answer: C. alleles. The gene associated with Huntington's disease is located on chromosome ________. Correct Answer: B. 4 Genetically programmed cellular suicide is known as: Correct Answer: B. apoptosis. The evolutionary process of concentrating neurons in the head region is called: Correct Answer: B. cephalization. A primitive brain found in some invertebrates is the: Correct Answer: A. supraesophageal ganglion. The human cerebral cortex has a total surface area of approximately: Correct Answer: C. 2.5 square feet. The single cell formed when the sperm fertilizes the egg is called a(n): Correct Answer: C. zygote. During the first 8 weeks after conception the developing human is called a(n): Correct Answer: D. embryo. The innermost layers of the developing embryo is the: Correct Answer: B. endoderm. The outermost layer of the developing embryo is the: Correct Answer: B. ectoderm. The production of different cell types during development is called: Correct Answer: D. differentiation.
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The neural plate is formed from which embryonic layer? Correct Answer: D. ectoderm. In the human embryo, the linings of the intestines, lungs, and liver are formed from the:
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This note was uploaded on 02/14/2012 for the course PSYCH 3 taught by Professor B during the Fall '09 term at Irvine Valley College.

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TEST3 - DNA contains the bases adenine, guanine, cytosine,...

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