*Question*
Q: What is used to recrystallize excess dissolved solute in a supersaturated solution? Choices: - starter crystal - energy crystal - fertilizer crystal - seed crystal A:
**Answer**
seed crystal

*Question*
Q: Individuals with sickle cell anemia have crescent-shaped what? Choices: - glial cells - white blood cells - nerve cells - red blood cells A:
**Answer**
red blood cells

*Question*
Q: What occurs when individuals of different species strive for a limited resource in the same area? Choices: - vegetal competition - asexual competition - intraspecific competition - interspecific competition A:
**Answer**
interspecific competition

*Question*
Q: What are colonies of cells stuck to a surface called? Choices: - membranes - cellular coating - membranes - biofilms A:
**Answer**
biofilms