A filamentous organelle comprised of tubulins with a diameter of 25 nm is called ________.
A. microtubule
B. microfilament
C. intermediate filament
D. mycelia
Answer: A
Biology & Microbiology
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While the gene encoding the small subunit of ribosomes was used to generate the universal tree of life,
many genes are inappropriate choices for this analysis because horizontal gene transfer has occurred for billions of years between the ancestors giving rise to all three domains. A. true B. false
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Which of the structures in Figure 48-1 represents the nitrogenous waste urea?
a. 1
b. 2
c. 3
d. 4
e. 5
Biology & Microbiology
Freshwater is most likely to become contaminated or polluted by ________ from urban and rural environments
Fill in the blank(s) with correct word
Biology & Microbiology
Consuming even a single mushroom of the genus ____ can be fatal
a. Agaricus b. Shiitake c. Portobello d. Amanita e. Oyster
Biology & Microbiology