Q: What type of gas is delivered to homes to use for cooking and heating? Choices: - fluid gas - compounded gas - nuetralized gas - natural gas A:
natural gas

Q: What type of young do scorpions produce? Choices: - twins - identical - guppies - live A:
live

Q: Q: Hormones vary widely in molecular size and type as well as? Choices: - simple regulators - strange regulators - foreign regulators - local regulators A:
A: local regulators

Question: Q: Resistance to pesticides in a population of insects is an example of what? Choices: - macroevolution - redistributions - extinction - microevolution A:
Answer: microevolution

*Question*
Q: What do muscles need to contract? Choices: - stress - tendons - pressures - stimulus A:
**Answer**
stimulus

(Q).
Q: Dominant alleles rarely cause what type of disorders, since the mutant allele is likely to die out of the population? Choices: - mutations - sex-linked disorders - cancers - genetic disorders A:
(A).
genetic disorders