Primary producers form the base of all food chains
Indicate whether the statement is true or false
FALSE
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If a mutation produced helicase that was unable to hydrolyze ATP, DNA replication would be
A. stopped. B. speeded up. C. unaffected. D. more prone to errors. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about the function of helicase? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect 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?
What substance do the secretory cells in the lung release?
A. Carbon dioxide B. Myoglobin C. Oxyhemoglobin D. Surfactant E. Carbonic anhydrase
The control section containing Coccidioides immitis shows very pale pink-stained organisms on the PAS stain. This is most likely the result of:
a) prolonged time in the Schiff reagent b) inadequate time in the sulfurous rinse solution c) too long in the running tap water d) old or overused reagents
What are cytokines?
A) alert hormones that trigger the body to prepare for injury by shrinking capillaries and increasing platelet production B) enzymes that promote the replication and gathering of leukocytes C) carbohydrates which reduce inflammation in the body D) signaling proteins that help cells communicate with each other, initiating and coordinating immune actions E) organic chemicals which stimulate fever via an increase in metabolism