The ________ stage of a protozoan is the actively feeding and reproducing stage
A) trophozoite
B) cyst
C) cysticercus
D) encysted
E) merozoite
A
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Where is the consensus sequence for translational initiation according to Kozak's rules?
A. -6 to +4 B. -12 to -2 C. +1 to +10 D. -9 to +1
Female fire beetles, Melanophilia sp., must seek out freshly-burned trees to lay their eggs in so the larvae can feed on the burned wood. What specialized neural structures might you expect these beetles to have to facilitate this behavior?
A. Extra large axons for rapid axonal transduction B. Special, enlarged synapses for rapid synaptic transmission C. Giant brain structures for processing auditory information D. Special sensory structures that can detect signs of fire or burned wood Clarify question: What is the key concept addressed by the question? What type of thinking is required? Gather Content: What do you already know about sensory systems involved with behavior? What other information is related to the question? Choose Answer: Given what you now know, what information is most likely to produce the correct answer? Reflection on Process: Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Long-term exposure to cold can alter metabolism and
encourage __________ in which brown adipose tissue produces heat. Fill in the blank(s) with the appropriate word(s).
By what mechanism can CRISPR-Cas technology introduce a point mutation into a gene?
A. The double-strand break made by Cas9 is repaired by end-joining. B. The activity of Cas9 changes the DNA sequence of its target. C. The single guide RNA is incorporated into the eukaryotic genome by Cas9. D. A double crossover replaces DNA cut by Cas9 with a donor DNA.