Match the following items with the correct phrases.
_______1. In ____________________, bacteria acquire new genetic information in the form of viral genes.
_______2. Oswald Avery and his colleagues discovered that DNA is the hereditary molecule while performing ____________________ experiments with Streptococcus pneumoniae.
_______3. In ____________________, bacteria acquire new genetic information as a result of absorbing pieces of naked DNA from their environment.
_______4. In ____________________, genetic information is passed from one bacterial cell to another via a hollow sex pilus.
_______5. In ____________________, bacteria acquire new genetic information when bacteriophages inject bacterial genes.
a. conjugation
b. lysogenic conversion
c. mutation
d. transduction
e. transformation
1. b. lysogenic conversion
2. e. transformation
3. e. transformation
4. a. conjugation
5. d. transduction
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Which of the following statements is true regarding fungal spores? Select all correct choices
A. They can be formed via asexual reproduction. B. They can be formed via sexual reproduction. C. They are shaped to resist drag (like an airplane wing). D. They are shaped to promote drag (like a parachute). E. They can be dispersed by fruiting bodies.
Which of the following is true of the Sanger sequencing method?
A. It requires an RNA template to copy. B. It incorporates dNTPs using an RNA polymerase. C. It requires a primer for the polymerase; the primer is radiolabelled so the sequences generated can be visualized. D. It requires chain terminating ddNTPs which lack a 2'OH and are thus unable to form a bond with the next nucleotide. E. The sequencing reaction products are separated by affinity chromatography.
How many natural elements exist on Earth?
a. 100 b. 112 c. 88 d. 96 e. 110
The volume of air remaining in the lungs following a maximum expiration is called
A) residual volume. B) tidal volume. C) inspiratory reserve volume. D) inspiratory capacity. E) vital capacity.