Exchange of genetic material in ciliates is known as
A. conjugation
B. panmixis
C. macronucleosis
D. myxomycetosis
E. micronucleosis
Answer: A
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Disturbance and exposure at borders of habitat fragments are collectively termed ____
a. edge effects b. fragmentation effects c. anthropogenic disturbances d. reduced perimeter diversity e. boundary decline
You wish to determine which organs function to remove waste products from the hemolymph (blood) of an insect. You do so by injecting a suspension of particulate dye particles into the abdominal cavity of an anesthetized cricket.Where will you find these dye particles 45 minutes later, after you euthanize and dissect the cricket?
A. in the urinary bladder B. in the nephridia C. in the antennal glands D. in the Malpighian tubules E. in the protonephridia F. in the nephrons of the kidneys 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 insect physiology? 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? 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?
Plants have adapted to dry land by evolving all of the following except association with mycorrhizae to improve mineral uptake
a. secreting a waxy coating to prevent water loss. b. forms of chlorophyll more efficient at capturing light. c. tissues to conduct water through the plant. d. structures to protect reproductive cells and embryos.
The term "archenteron" refers to the developing:a
gut. b. lung.
c. notochord. d. nerve tube. e. skin.