Q: Synostoses unite the sacral vertebrae that fuse together to form the what? Choices: - young sacrum - lower sacrum - permanent sacrum - adult sacrum A:
adult sacrum

Q: What are made from highly reflective metal that is applied to a curved or flat piece of glass? Choices: - lenses - kaleidoscopes - prisms - mirrors A:
mirrors

Q: Q: During the typical human female ovulation cycles, how many eggs are released? Choices: - four - two - three - one A:
A: one

Question: Q: What is the difference in voltage across a resistor or other electrical devices called? Choices: - volt effect - falling voltage - power drop - voltage drop A:
Answer: voltage drop

*Question*
Q: What occur when elements switch places in compounds? Choices: - chemical interaction - chain reaction - chemical reaction - replacement reactions A:
**Answer**
replacement reactions

*Question*
Q: The rate of evolution is influenced by the rate of changes to what? Choices: - dna - migration - the earth - the environment A:
**Answer**
the environment