Question: Fertilization occurs when sperm swim to an egg inside an archegonium, and sperm nuclei are released into the archegonium. Given these facts, what enters the egg among the following options: - DNA - flow of electrons - insects - Chemical energy - fallopian tube - sperm nuclei - acid - pollen
Answer: sperm nuclei

Question: Rocks interacting with wind over long periods of time causes weathering, and smaller rocks come from the breakage and weathering of bedrock and larger rocks. Given these facts, smaller rocks come from the interaction of bedrock with what over long periods of time among the following options: - volcanoes - wind - sunlight - years - force - soils - earth - animals
Answer: wind

Question: Vertebrate chordates have a backbone, and yep, lizards are chordates, just like humans. Given these facts, what has a backbone like a human among the following options: - a fish - mammals - Lizards - crocodiles - Squids - fur seals - Bees - Flowers
Answer:
Lizards