Did genomic Eve ever know genomic Adam?
What will be an ideal response?
No. Genomic Eve was present in Africa much earlier than genomic Adam.
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Answer the following statements true (T) or false (F)
1. The exoenzyme that causes toxic shock syndrome is called erythrogenic toxin. 2. The neurotoxins produced by Clostridium botulinum and Clostridium tetani cause a spastic, rigid type of paralysis. 3. Although most people use the terms “infection” and “infectious disease” synonymously, microbiologists define infection as colonization by a pathogen. 4. Avirulent strains do not cause disease. 5. It is thought that the waxes in the cell walls of Mycobacterium tuberculosis protect this pathogen from digestion within phagocytes.
Genetic testing for complex traits ____
a. does not supply enough information to make it useful b. reveals the phenotype of the organism c. reveals the effects of the environment on the genome d. reveals how many genes are involved in producing the trait e. cannot exactly define risks
What is the purpose of steam during Schaeffer-Fulton endospore staining? What do you expect would happen if steam were not used?
What will be an ideal response?
What is the cause of Huntington disease?
A) a mutation that results in defective amino acid synthesis B) a mutation that results in defective DNA polymerase C) a somatic cell mutation that causes cells to proliferate without control D) a mutation in which there are repeating groups of three nucleotides E) loss of the chromosome with the gene for a blood protein