*Question*
Q: This calcification prevents diffusion of nutrients into the matrix, resulting in what dying and the opening up of cavities in the diaphysis cartilage? Choices: - nanoparticles - phytocytes - keratinocytes - chondrocytes A:
**Answer**
chondrocytes

*Question*
Q: What term given to animals like reptiles is a synonym for ectothermic, which means that their heat comes from their environment? Choices: - warm-blooded - hot-blooded - thermal regulating - cold-blooded A:
**Answer**
cold-blooded

*Question*
Q: The field of organic chemistry studies the structure and reactivity of compounds containing what element? Choices: - nitrogen - hydrogen - oxygen - carbon A:
**Answer**
carbon

*Question*
Q: Human mammary glands can produce what substance, which can be used to feed children? Choices: - edema - urea - sperm - milk A:
**Answer**
milk