Q: Reptiles can be found on every continent except which one? Choices: - south america - africa - australia - antarctica A:
antarctica

Q: What is liquid water falling from the sky called? Choices: - snow - clouds - evaporation - rain A:
rain

Q: Q: Segmented worms have a digestive,nervous and what type of system? Choices: - pulmonary - vascular - lymphatic - circulatory A:
A: circulatory

Question: Q: Land could not be colonized by other organisms until what became established? Choices: - gases - carbon dioxide - oxygen - plants A:
Answer: plants

*Question*
Q: The regulation of gene expression is extremely important during the development of what? Choices: - cells - protein - tissues - organism A:
**Answer**
organism

*Question*
Q: A d. melanogaster population has an average heterozygosity of what? Choices: - 19 % - 21 % - 22 % - 14% A:
**Answer**
14%