Topics: Energy, Hydrology, Microbiology Quiz
What is permeability?
A. the inability of a rock or sediment to let fluids pass through
B. the ability to float
C. the ability of a rock or sediment to let fluids pass through its open spaces, or pores.
D. the inability to float
Select your answer:

Topics:
Lipid Metabolism Skin and Derivatives Genes, Chromosomes and Genome Cell Structure and Functions Autism Awareness Cancer & Cell Cycle Speed, Flexibility part of Components of Physical Fitness Human Physiology Measles and Hib First Aid Physical Fitness Components Eyes Human Body Muscle & Nerve Tissue The BloodOther quiz:
Microbiology › ViewWhat can cause non-pathogenic strains of Escherichia coli to become pathogenic?
A. Mutation in human genes
B. Acquiring genes encoding virulence factors
C. Identical twins sharing genes
D. Modification of work by microbiologists
Health › View
the part of a tooth that we see, the crown, is covered by
A. root
B. dentin
C. enamel