Dimorphic fungi are capable of growing as yeasts or molds, depending on environmental conditions.
A) True
B) False
A) True
Feedback: Many fungal pathogens grow in the environment as molds, and then convert to a yeast form within the body.
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Is a clone genetically identical to its parent(s)?
A. Yes, a clone is genetically identical to its single parent (the donor of the nucleus). B. No, a clone has its own set of genetic differences from its parent. C. Yes, a clone is genetically identical to both of its parents (the donor of the nucleus, and the donor of the cell in which it grew). D. No, a clone is only genetically identical to the donor of the cell in which it grew.
The partial negative charge at one end of a water molecule is attracted to the partial positive charge of another water molecule. What is this attraction called?
A) a covalent bond B) a hydrogen bond C) an ionic bond D) a hydrophilic bond E) a van der Waals interaction
The ____ contain(s) oxygen-poor blood
a. left ventricle b. left atrium c. aorta d. pulmonary arteries e. pulmonary veins
When erythrocytes are old or die, how are they removed from the blood stream?
a. the liver filters them out b. they break up into small particles and are cleared out by the kidneys. c. they dissolve into liquid and circulate in that form in the blood d. they are attacked by macrophages and removed e. they stay as intact dead cells and are filtered out by the kidneys