Outbreaks of the dinoflagellates Pfesteria has been attributed to:
a. septic tank overflows.
b. agricultural runoff.
c. oil pollution.
d. carbon emissions.
e. urban runoff.
B
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To form a blood clot, a series of plasma proteins must activate in a given sequence. If DNA info for one such protein mutates such that the resulting protein is nonfunctional, predict the consequence.
A. It depends on which protein is affected. B. Regardless of the protein involved, the clot would not form.
synaptic signals use ______ for communication
Fill in the blank(s) with the appropriate word(s).
A developing nation with a rapidly increasing population is reaching its carrying capacity. What change(s) could allow it to increase its carrying capacity? (Check all that apply)
_____ a cultural shift to eating less meat _____ education for women _____ greater yield from agricultural crops _____ increased availability of birth control _____ water treatment plants 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 the carrying capacity of a population? 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?
Describe the structure of representative vertebrate hearts from fish through mammals. Briefly explain the circulation
pattern supported by one type of non-mammalian vertebrate heart. What will be an ideal response?