Fact 1: Gene flow occurs when individuals move into or out of a population. Fact 2: Gene flow tends to decrease differentiation. Given the two facts above, answer the question "What tends to occur when individuals move in and out of a population?" with the following options: - By wind and rain - permineralization - The bending of a ray of light - Something with a head, thorax, and abdomen - a decrease in differentiation - competing for resources - barks and snarls - metabolic reaction
a decrease in differentiation

Fact 1: DNA contains genetic instructions for proteins, and RNA helps assemble the proteins. Fact 2: DNA is the genetic material responsible for heredity. Given the two facts above, answer the question "The genetic material responsible for heredity contains what?" with the following options: - wavelengths and photons - instructions for proteins - characteristics - pre-assembled proteins - organelles - Chemical energy - A compound that donates proton - blood
instructions for proteins

Q: 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 "Antibodies are large, Y-shaped proteins that recognize and bind to" with the following options: - humans - positive - immunogens - animals - A Greek letter - protect them - Allergies - the skin
A: 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 is something missing in starfish?" with the following options: - the body's largest organ - centralized nervous system - characteristics - layers of fat - permineralization - biological diversity - kinetic energy - A compound that donates proton
Answer: centralized nervous system

*Question*
Fact 1: If soil is permeable then water easily flows through that soil. Fact 2: Sandy soils are permeable. Given the two facts above, answer the question "Water easily flows through what?" with the following options: - streams. - streams - coral reefs - sandy soils - aqueous solution - swamp vegetation - calcite - Sediment
**Answer**
sandy soils

Q: Fact 1: Eyes are used for seeing by animals by sensing light. Fact 2: Light enters the eye through the pupil. Given the two facts above, answer the question "What are used for seeing by animals by sensing light?" with the following options: - photons - fingers - cactuses - ears - pupils - Decibels - noses - bullfrogs
A: pupils