Eukaryotic chromosomes contain _______ DNA molecules.
a. single linear
b. single circular
c. multiple linear
d. multiple circular
Ans: c. multiple linear
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Which of the following processes can generate orthologous genes over evolutionary time?
A) protein cleavage B) transcription regulation C) gene duplication D) chromosomal inversion E) mutation that creates a new ATG
The field of genomics refers to
A. the study of an organism's complete genome, including plasmid, mitochondrial, and chloroplast DNA. B. the study of cellular, but not viral, genomes. C. the study of chromosomal DNA. D. the study of an organism's plasmids.
Ribosomal subunits
a. come together in threes to form functional units. b. are composed of mRNA and structural proteins. c. are synthesized in the cytoplasm. d. converge only when mRNA is to be translated. e. are transcribed from the complementary strand of DNA that is used for tRNA transcription.
Answer the following questions true (T) or false (F)
1. Damage to the medulla oblongata in the brain could interfere with breathing. 2. The human body has more sensory input to the CNS than the traditional "five senses." 3. If the left side of the body is paralyzed by a stroke or other brain injury, the damage occurred on the left side of the brain.