Q: What is the name for animals that have a backbone? Choices: - mammals - skeletates - invertebrates - vertebrates A:
vertebrates

Q: What are the names of foul-smelling amines, formed as a part of the decay process after death? Choices: - formaldehyde and cadaverine - sulfur and formaldehyde - methane and sulfur - cadaverine and putrescine A:
cadaverine and putrescine

Q: Q: What is created when the wave source moves faster than the wave propagation speed? Choices: - loop wake - piece wake - superceding wake - bow wake A:
A: bow wake

Question: Q: Lipids are available to the body from how many sources? Choices: - one - five - two - three A:
Answer: three

*Question*
Q: Metabolic cooperation between different prokaryotic species often occurs in surface-coating colonies. what are these colonies called? Choices: - eukaryotes - lichens - plankton - biofilms A:
**Answer**
biofilms

*Question*
Q: In human beings, when a female becomes pregnant, what is fertilized and then embedded in the uterus? Choices: - dna - follicle - sperm - egg A:
**Answer**
egg