Fact 1: Dilation occurs when cell walls relax. Fact 2: Larger, dilated pupils are seen as more attractive than smaller, contracted pupils. Given the two facts above, answer the question "What becomes larger when cell walls relax?" with the following options: - shrub beds - wave in air - a cuticle - It expands - layers of fat - an object - sensory neurons - the pupils
the pupils

Fact 1: The looseness of soil has a positive impact on a plant 's roots' growth in that soil. Fact 2: Soil or dirt is typically high in silica and alumina. Given the two facts above, answer the question "What has a positive impact on root growth in dirt?" with the following options: - nutrients - burrs - exercise - support - evaporation - looseness - Sand dollars - sun's heat
looseness

Q: Fact 1: Most carcinogens cause cancer by producing mutations in DNA. Fact 2: Mutations are changes in the DNA sequence. Given the two facts above, answer the question "Most carcinogens cause cancer by producing changes in what?" with the following options: - harmful substances - Chlorophyll - the skin - the eyes - organs - layers of fat - DNA sequence - alleles
A: DNA sequence

Question: Fact 1: Antibodies are large, Y-shaped proteins that recognize and bind to antigens. Fact 2: ALL immunogens are antigens. Given the two facts above, answer the question "What can antibodies (large Y-shaped proteins) recognize and bind to?" with the following options: - animals - fish - blood types - positive - immunogens - cats - humans - the skin
Answer: immunogens

*Question*
Fact 1: Echinoderms lack a centralized nervous system. Fact 2: Echinoderms are represented by the starfish. Given the two facts above, answer the question "What lacks a centralized nervous system?" with the following options: - starfish - barnacles - blowfish - our planet - humans - Pesticides - insects - sharks
**Answer**
starfish

Fact 1: Amagnet moving in a coil of copper wire can cause an electric current. Fact 2: An electric current is a flow of electric charge. Given the two facts above, answer the question "What is caused by moving a magnet in a coil of copper wire?" with the following options: - heat is produced - flow of electric charge - kinetic energy - exposure to cold - light energy - electron transport - electromagnetic energy - heat production
flow of electric charge