Why is the unknown in this example not Pseudomonas?

a. It is a rod-shaped cell.
b. It can tolerate oxygen.
c. It ferments lactose.
d. It is a Gram-negative cell.


Answer: c. It ferments lactose.

Biology & Microbiology

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If there are 32 sister chromatids in a normal somatic cell, what is the haploid number for that cell?  

A.  8 B.  16 C.  32 D.  64 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 know about sister chromatids? 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?

Biology & Microbiology

Brucellosis may also be known as

A. Bang's disease. B. undulant fever. C. Hansen's disease. D. rabbit fever. E. Bang's disease AND undulant fever.

Biology & Microbiology

If you completely girdle a deciduous tree’s trunk in mid-summer, why could the tree potentially retain

leaves throughout some or all of the rest of the growing season, but eventually die?

What will be an ideal response?

Biology & Microbiology

How do CAM plants minimize photorespiration?

A. Stomata are only opened at night, storing carbon dioxide in the stromata. During the day the carbon dioxide is released for photosynthesis. B. Stomata are only opened at night, storing carbon dioxide in malate. During the day the carbon dioxide is released for photosynthesis. C. The light reactions and the Calvin cycle occur in different cells, so oxygen does not come into contact with rubisco. D. Stomata are only opened at night, storing oxygen in malate. During the day the oxygen is released for photosynthesis. E. The light reactions and the Calvin cycle occur in different cells, so carbon dioxide does not come into contact with rubisco.

Biology & Microbiology