Calcium ions can act as second messengers by binding to ____, which then regulates other proteins
a. cyclic AMP
b. calmodulin
c. protein kinase
d. phosphodiesterase
e. adenylyl cyclase
B
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What is the classification for fungal hyphae with distinct and separated cells?
a. coenocytic b. mycorrhizal c. septated d. saprobic
Communities with a high level of bacterial diversity are found in many habitats including soil and aquatic environments. Recent studies indicate this diversity is crucial to the functioning of these communities. The same studies have also found that phage abundance plays a critical role in the maintenance of the bacterial diversity within these communities. Are phages a density-dependent or a density-independent regulating factor?
A. density-dependent B. density-independent 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 density-dependent versus density-independent factors affecting a community? 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?
Glycogen is used as a major carbon and energy reserve by some archaeons.
Answer the following statement true (T) or false (F)
Paternal inheritance occurs in plants but not animals because plants have chloroplasts instead of mitochondria.
Answer the following statement true (T) or false (F)