Q: What is a close relationship between two species in which at least one species benefits called? Choices: - parasitic - morphogenesis - competition - symbiosis A:
symbiosis

Q: What planet is a blue green color? Choices: - Mars - sirius - Mercury - uranus A:
uranus

Q: Q: What structure is a larger assembly of several polypeptide chains that are now referred to as subunits of the protein? Choices: - digital structure - geological structure - pyramid structure - quaternary structure A:
A: quaternary structure

Question: Q: What are four children born at one birth called? Choices: - triplets - twins - kittens - quadruplets A:
Answer: quadruplets

*Question*
Q: What type of cells in the body fluids and tissues of most animals specifically interact with and destroy pathogens? Choices: - Microglial cells - Dendritic cells - White blood cells - immune cells A:
**Answer**
immune cells

*Question*
Q: What serves as the control center of the nervous system? Choices: - spine - bone - heart - brain A:
**Answer**
brain