Most of the genetic diversity on earth resides in viral genomes
Indicate whether the statement is true or false.
Answer: TRUE
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You experimentally change the DNA sequence directly upstream of a start codon of an operon in E. coli to investigate the function of this region of DNA
Analysis reveals that after the change the same amount of mRNA is made from the operon, but there are very few proteins made from the operon. What is the most likely function of the DNA sequence that you changed? A) The DNA sequence likely functions as a ribosome-binding site. B) The DNA sequence likely functions as a promoter. C) The DNA sequence likely functions as a termination sequence. D) The DNA sequence likely functions as in transcriptional regulation.
Which of the following types of cell signaling generally occurs between cells that are distant from each other?
A. juxtacrine B. paracrine C. autocrine D. endocrine E. All of these choices are correct.
Most of the carbohydrates eaten by humans are in the form of
a. monosaccharides. b. polysaccharides. c. oligosaccharides. d. disaccharides. e. five carbon sugars
The accessory glands of the male are the:a
seminal vesicles only. b. prostate gland only. c. bulbourethral glands only. d. seminal vesicles and prostate gland. e. seminal vesicles, prostate gland, and bulbourethral glands.