What is the closest relative to a whale?
A. a bird
B. a fish
C. a shark
D. a hippo
Answer: D
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One type of bacteria, called gram-negative bacteria, has a pyrogen molecule that is part of its membrane structure. This endogenous pyrogen is released when the cell is destroyed by the immune system
Why would a severe gram-negative bacterial infection be particularly dangerous to a patient?
Some photosynthetic bacteria use chlorophylls other than chlorophyll a
Indicate whether the statement is true or false
You are given a sample of plant tissue and asked to identify the type of tissue and its location in the plant. Using your microscope, you notice two distinct layers of cells. One layer contains cells that are tightly compacted together while the other layer has loosely arranged cells. The cells in both layers contain many chloroplasts. Based on this information, you determine the tissue is
A. mesophyll tissue from a leaf. B. ground tissue from a stem. C. vascular tissue from a leaf. D. mesophyll tissue from a stem. E. vascular tissue from a root. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about the shape, characteristics, and arrangement of plant cells? How does it relate to the question? Consider Possibilities · 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?
After his voyage on the HMS Beagle, Charles Darwin produced a monograph based on what animal?
a. Galapagos Tortoises b. Barnacles c. Mussels d. Finches