Two major components of the extracellular matrix of bone is collagen and hydroxyapatite. The rock hard part of bone is the mineral hydroxyapatite. What are the principal ingredients of hydroxyapatite? Mark all that apply.

Lactocytes secrete milk fat globules into the lumen of lactiferous ducts. What keeps the MFG suspended and soluble in the aqueous environment of the duct?

Which type of melanin has two forms: black (DHI) and brown (DHICA)?

Why is MAUP a concern in spatial analysis?

What geoprocessing tool combines multiple layers of the same type (point, line, or polygon) into one new feature class?

For raster images, the larger the pixel size, the finer the spatial resolution.

The zoning effect in MAUP is caused by:

What is a spatial query?

What is a feature ID (FID) primarily used for in GIS?

What is the primary difference between Summary Statistics and Dissolve?