In the field of epidemiology, the collection and analysis of data on the occurrence, mortality and transmission of infection for a large number of diseases is referred to as______

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


surveillance

Biology & Microbiology

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Which of the following would NOT be a possible explanation for high chromosome numbers in ferns?

a. Polyploidy d. Increased recombination rates b. Dysploidy e. Homospory c. Selection for increased independent assortment

Biology & Microbiology

In an atom, ____ spin around the nucleus

a. electrons b. protons c. neutrons d. both neutrons and protons e. both protons and electrons

Biology & Microbiology

How do you describe this type of transport across the cell membrane?

A. active transport B. passive transport C. facilitated diffusion D. co-transport

Biology & Microbiology

Alleles are described as ________

A) homologous chromosomes B) environmental factors that affect gene expression C) alternate versions of a gene D) alternate phenotypes

Biology & Microbiology