Q: What step, involving placement of a substance on the stigma, precedes fertilization? Choices: - mitosis - spawning - hibernation - pollination A:
pollination

Q: Microevolution occurs in a population when what frequencies change over time? Choices: - eukaryote - molecule - antenna - allele A:
allele

Q: Q: What mineral is used to produce glass? Choices: - lead - feldspar - pyrite - quartz A:
A: quartz

Question: Q: In the lungs, oxygen diffuses out of the alveoli and into where? Choices: - blood - neurons - cillia - capillaries A:
Answer: capillaries

*Question*
Q: Who has proposed that cigarette advertising in all media be banned entirely? Choices: - parents - schools - teachers - antismoking groups A:
**Answer**
antismoking groups

Q: Q: What kind of organism causes the often fatal lung disease tuberculosis? Choices: - pathogens - virus - algae - bacteria A:
A: bacteria