In animals, somatic cell lines are those that will undergo meiosis, differentiate into gametes, and be set
aside early in development.
_________________ Indicate whether the statement is true or false.
F, germ
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The Deinococci stain Gram-positive but have a layered cell wall and an outer membrane that is more like a Gram-negative organism.
Answer the following statement true (T) or false (F)
What does taxol do?
a. interferes with mitosis b. speeds up cell division c. blocks the activity of RNA polymerase d. causes the disassembly of ribosomes e. causes two of the gametes from meiosis to die
Are transformation and transduction the same process?
A. Yes; they both involve the acquisition of viral genes. B. No; although both involve gene transfer the sources of the genetic material differ. C. Yes; both processes transfer specific gene products to a specific bacterium. D. No; only transformation passes on genes for pathogenicity.
For which two species concepts are anatomical features the primary criterion for determining species identities?
1. biological 2. ecological 3. morphological 4. phylogenetic 5. paleontological A) 1 and 2 B) 1 and 3 C) 2 and 3 D) 3 and 5 E) 4 and 5