In which organelle are lipids synthesized and modified within the eukaryotic cell?
A) the Golgi apparatus
B) the vesicle
C) the rough endoplasmic reticulum
D) the smooth endoplasmic reticulum
E) the lysosome
D) the smooth endoplasmic reticulum
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If two otherwise dissimilar organisms share similar genomic DNA, to what would you attribute the genomic similarity?
A. The shared genes are ancient and probably no longer function within the altered physiological states of modern organisms. B. The shared genes have evolved a number of times and have no phylogenetic significance. C. The two taxa are more closely related than formerly believed. D. The shared genes developed early in evolution and are likely to be applicable to a wide diversity of organisms. E. DNA is not a reliable basis for phylogenetic decisions.
Small populations on islands can be said to have experienced a form of genetic drift called the
founders effect.
Indicate whether the statement is true or false.Which of the following describes most
accurately the expression "recombinant DNA"?
a. DNA molecule cloned from a given organism b. DNA molecule that contains genetic information from more than one organism c. DNA molecule that is moved from one tube to another in a laboratory d. DNA molecule isolated from a specific organism e. DNA molecule that has been used in a laboratory for experimental purposes
Early in the twentieth century, Walter Sutton and Theodor Boveri noted that the behavior of chromosomes during meiosis is identical to the behavior of genes during gamete formation. They proposed that genes are carried on chromosomes, which led to the
basis of the ________. A) Chromosome Theory of Inheritance B) First Law of Thermodynamics C) Chromosomal Maintenance Theory D) Law of Segregation E) Law of Independent Assortment