What does a Viceroy butterfly mimic?

a. A dead leaf
b. A living leaf
c. A monarch butterfly
d. Grey bark of a tree
e. Sometimes all of the above, depending on location


Answer: c. A monarch butterfly

Biology & Microbiology

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A codon is composed of how many bases?  

A.  one B.  two C.  three D.  four E.  64

Biology & Microbiology

You are on the committee to update the design of the hospital NICU (neonatal intensive care unit), which currently has incubators for the babies but not much else. Based on what you have learned about Harlow's experiments with rhesus monkeys, what would you suggest adding to the NICU to improve the babies' health and well-being?  

A.  comfortable chairs for parents to hold their babies B.  softer lighting C.  white-noise devices to mask the sound of beeping machines D.  pheromones Clarify question: What is the key concept addressed by the question? Looking at what humans need in light of the Harlow experiment with rhesus monkeys. What type of thinking is required?   Gather Content: What do you already know about Harlow's experimental results? 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?

Biology & Microbiology

A faster-than-normal heart rate is called:

a. brachycardia b. atrial fibrillation c. tachycardia d. ventricular fibrillation e. stroke

Biology & Microbiology

The most severe rickettsial illness is caused by _____.

A) Rickettsia typhi B) Rickettsia rickettsii C) Orientia tsutsugamushi D) Ehrlichia chaffeensis

Biology & Microbiology