Why is it unlikely that genetically engineered strains of bacteria would pose a threat to the
environment?
a. Genetically engineered bacteria cannot survive exposure to UV radiation.
b. Genetically engineered strains of bacteria are strictly regulated, making accidental release
unlikely.
c. Genetically engineered strains of bacteria cannot survive exposure to oxygen.
d. Genetically engineered strains of bacteria are poor competitors of wild strains.
e. Genetically engineered strains of bacteria require supplemental nutrients to survive.
D
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In the process of fermentation an organic substrate, such as glucose, is reduced and an intermediate of the pathway, such as pyruvate, is oxidized.
Answer the following statement true (T) or false (F)
Which statement about steroid hormones in invertebrates and vertebrates is most accurate?
a. An invertebrate hormone injected into a vertebrate would have a greater effect than the endogenous hormone. b. A vertebrate hormone injected in an invertebrate would have a greater effect that the endogenous hormone. c. The reaction pathways stimulated by steroid hormones in invertebrates and vertebrates are similar. d. The reaction pathways stimulated by steroid hormones in invertebrates and vertebrates are different. e. Invertebrates do not produce steroid hormones.
Which of the following mRNA has four codons?
A. AAACCCGGGUUU B. AU GC AA GG C. A U C G D. A AA UUU GGC
Culturing of intracellular parasites generally requires (enrichment/cell culture/low oxygen) conditions
What will be an ideal response?