Which of these conditions is a cancer that causes uncontrolled division of white blood cells, such that the number of cells greatly increases?

A) mononucleosis
B) leukemia
C) iron-deficiency anemia
D) sickle-cell anemia


B

Biology & Microbiology

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Which of the following would be an expected long-term change during primary succession on glacial moraines? Check all that apply. 

_____ increase in species richness _____ decrease in soil depth _____ increase in soil salinity _____ increase in soil nitrogen _____ alder replaced by spruce

Biology & Microbiology

Nutrients that encourage the growth of beneficial microbes in the intestines are known as ________.

A. lantibiotics B. probiotics C. phytobiotics D. prebiotics E. riboswitches

Biology & Microbiology

The axon of one neuron is functionally connected to the dendrite of an adjacent neuron by the

_____________________. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

The word __________ actually refers to non-woody plants such as the grasses, and many annual flowers like petunias and marigolds. 

A. flower B. herb C. weed D. moss

Biology & Microbiology