Quorum sensing in Gram-positive bacteria generally involves the use of ________ as the external signaling molecules.

Fill in the blank(s) with the appropriate word(s).


oligopeptides

Biology & Microbiology

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Since Rubisco can either fix carbon or oxidize RuBP, what condition will be most favorable for glucose production?  

A.  moderate temperatures B.  high temperatures C.  dry climate D.  high oxygen environment 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 RuBP, rubisco, and the Calvin cycle? What other information is related to the question?   Choose Answer Do you have all the information needed to determine the most favorable condition for glucose production?   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?

Biology & Microbiology

Which of the following marine organisms produce potent neurotoxins that cause extensive fish kills, contaminate shellfish, and create severe respiratory irritation to humans along the shore?

A) red algae B) dinoflagellates C) diplomonads D) euglenids E) golden algae

Biology & Microbiology

The core promoter of active genes is found in a(n) ________________-free __________, which is a segment of DNA that is missing histones

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Answer the following questions true (T) or false (F)

1. Lobe-finned fish gave rise to tetrapods that successfully moved onto land. 2. There are currently at least 2 dozen species who are candidates for membership in the Hominini (human-like primate) group. 3. The hominid group of primates has existed on Earth for approximately 6—7 million years.

Biology & Microbiology