Which statement about behavior is false?
A) In examining proximate behavior in the octopus, scientists might look at behavior in close relatives, like squid, to seek evidence for the kinds of behaviors demonstrated by ancestral molluscs.
B) In examining ultimate behavior in bird territory defense, scientists might look at how the surrounding environment has changed over time.
C) In examining proximate behavior in humans, scientists might examine how reproduction is affected by endocrine disrupters.
D) In examining ultimate behavior in penguins, scientists might examine how melting arctic ice caps change feeding behavior over many generations.
Answer: A
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A tunicate looks like a sponge. How could a biologist distinguish it from a member of the Porifera?
A. Tunicates do not filter feed. B. Only tunicates produce gametes. C. Unlike tunicates, sponges are symmetrical. D. Tunicates have a stomach. 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 tunicates? 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?
Describe the challenges that plants faced when they entered the land, and how did they overcome
them? What will be an ideal response?
Vasodilation does what?
What will be an ideal response?
Bacteriophages transfer genetic material between one bacterium and another. This process is called:
A. Conjugation B. Transformation C. Mutation D. Transduction