Pica is a disorder that is characterized by a desire to consume dirt or clay, both of which contain iron. Pica can be associated with an iron deficiency that may cause

A) muscle cramps.
B) tooth decay.
C) anemia.
D) paralysis.


Answer: C

Biology & Microbiology

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Antibody molecules are very rigid in structure

Indicate whether this statement is true or false.

Biology & Microbiology

Which of the following contributes to the emergence of new diseases?

A. Increased drug usage and sexual promiscuity B. Ecological disruption such as the loss of predators and the destruction of rain forests C. Rapid transportation systems and the mobility of the population D. All of the choices are correct.

Biology & Microbiology

In living organisms, emergent properties

A. functionally arise from smaller successful parts and work together for a more successful organism. B. are produced in a new generation of offspring that will show the properties. C. develop tissue and organ systems, which show higher levels of complexity. D. functionally arise from larger successful parts working together for stronger organism. E. evolve new properties from other similar organisms.

Biology & Microbiology

What fraction of the time will a cross of Aa BB cc with Aa Bb CC produce an offspring of genotype Aa

Bb CC? a. 1/32 b. 1/16 c. 3/32 d. 1/8 e. 0

Biology & Microbiology