What is one major consequence of acid mine drainage?
a. Lower pH is toxic to microbes, leaving the receiving waters virtually sterile.
b. Layers of precipitated iron oxides cause the sediments to become anoxic.
c. It contains dissolved heavy metals that are toxic to aquatic organisms.
d. Precipitated metals block sunlight.
Answer: C
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What is the main purpose of light-dependent reactions of photosynthesis?
A) to generate oxygen by "splitting" H2O B) to produce NADPH for use in respiration C) to produce NADPH and ATP D) to use ATP to make glucose
The vectors most commonly used in recombinant DNA technology are ____________. Fill in the blank(s) with the appropriate word(s)
The Central Dogma of biology can be stated as
A. proteins? RNA? DNA. B. DNA? proteins? RNA. C. RNA? DNA? proteins. D. DNA? RNA? proteins.
The use of ASOs in the process of in vitro fertilization to determine the genetic risk factors present is called ________
A) RFLP analysis B) genome scanning C) preimplantation genetic diagnosis D) next-generation sequencing