Bioluminescence develops when
A) population density is high.
B) oxygen is depleted.
C) ambient light is low.
D) the host induces the bioluminescence genes.
Answer: A
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Consortia of a phototrophic green sulfur bacteria and motile heterotrophs are found worldwide in freshwater stratified sulfidic lakes
Indicate whether the statement is true or false.
What would be strong evidence to suggest a protist is phagotrophic?
A. An abundance of lysosomes B. Locomotion using polar flagella C. Silicon dioxide cell walls D. Benthic lifestyle E. Presence of chloroplasts 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 nutritional strategies of protists? How does it relate to the question? · What other information is related to the question? Which information is most useful? 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?
Based on this study, FOXP2 must be expressed in which tissues?
A. brain B. muscle C. muscle and brain D. nerves in the ear E. muscle and nerves in the ear
The dragline that is laid by many spiders serves as a means of:
A. capturing prey. B. capturing a mate. C. detecting the pull of gravity. D. communication. E. holding the eggs of spiders