All of the following are ways in which scientists can transfect an organism EXCEPT
A) spraying plants with herbicide containing new genes.
B) infecting a host organism with a virus carrying a new gene.
C) using a "gene gun" to shoot genes into cells in culture.
D) injecting DNA into an egg using a small, sharp pipette.
B
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Athlete's foot is caused by:
A. Candida albicans B. Aspergillus fumigatus C. Amanita muscaria D. Claviceps purpurea E. none of the choices provided
The most important experimental result that suggested to Watson and Crick that DNA was in the form of a helix was
a. the finding of Chargaff that DNA always had equal amounts of A and T and equal amounts of G and C. b. Griffith's results with transformation. c. the discovery that DNA is wound around histone proteins. d. X-ray data from Rosalind Franklin . e. understanding DNA replication.
Fungi are classified into phyla based on the
A. number of cells, multicellular or unicellular. B. composition of the cell wall. C. ability to undergo photosynthesis. D. organelles. E. sexual structures.
The quality of an assembled sequence does not depend on the sequence coverage
Indicate whether the statement is true or false