Relatively little is known about many obligate anaerobes. Why might this be so?
A. The obligate aerobes are far more numerous, and also far more interesting.
B. It's much harder to provide the right atmospheric environment to cultivate obligate anaerobes, so it's been harder to study them.
C. Only obligate aerobes cause disease, so we've had little reason to study obligate anaerobes.
D. The majority of obligate anaerobes are very nutritionally fastidious, which has slowed their study.
B
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The posterior portion of the neural tube will develop into the frog's
A) spinal cord. B) brain. C) blastocoel. D) digestive tract. E) anus.
Answer the following statements true (T) or false (F)
1. Unmethylated CpG islands are correlated with inactive genes. 2. Loosely packed chromatin is said to be in an open conformation. 3. Alternative versions of proteins often have similar functions. 4. MicroRNAs increase the rate of mRNA translation.
Which process fuses vesicles with the plasma membrane to move substances out of a cell?
What will be an ideal response?
Because the ____________________________ diet is recognized as being low in meat, rich in fresh fruit and vegetables, low in added sugar and saturated fatty acids, it has been recommended as a sustainable alternative to the MyPlate dietary pattern.
Fill in the blank(s) with the appropriate word(s).