Fact 1: Adult worms go through a major transformation to develop reproductive organs. Fact 2: Marine flatworms belong to a major group of worms called the Platyhelminthes. Given the two facts above, answer the question "When do platyhelminthes reproductive organs develop?" with the following options: - when they become adults - It helps them survive - produce offspring - By wind and rain - during the day - members of their own species - an area swollen with pus - Something coming from a gland
when they become adults

Fact 1: An electrical insulator slows the transfer of electricity. Fact 2: Plastic is an insulator of electricity. Given the two facts above, answer the question "What slows the transfer of electricity? " with the following options: - the skin - cold air - silver - copper - sweating - water - toxins - plastic
plastic

Q: Fact 1: Fertilization occurs when a sperm and an egg fuse to form a diploid zygote. Fact 2: Sperm and eggs are cells known as gametes. Given the two facts above, answer the question "What occurs when gametes fuse to form a diploid zygote?" with the following options: - permineralization - rapid expansion - competition - fertilization - photosynthesis - chromosomes - mutation - Leptospirosis
A: fertilization

Question: Fact 1: Macroevolution is evolution over geologic time above the level of the species. Fact 2: If there are mutations, evolution occurs through mutation. Given the two facts above, answer the question "What does macroevolution involve?" with the following options: - praying - relocation - mutations - magic - money - root growth - seeds - Plants growth
Answer: mutations

*Question*
Fact 1: Vertebrates are animals that have a backbone. Fact 2: All vertebrates have a backbone or vertebral column. Given the two facts above, answer the question "Vertebrates are animals that have what?" with the following options: - major threat to health - the digestive system - characteristics - a three chambered heart - moving bones and joints - scales on their skin - a vertebrate column - aerobic capacity
**Answer**
a vertebrate column

(Question)
Fact 1: An automobile engine transforms chemical energy into mechanical energy. Fact 2: Mechanical energy is the sum of Kinetic Energy and Potential Energy. Given the two facts above, answer the question "What works by summing kinetic energy and potential energy?" with the following options: - Riding a bike - transportation technology - adding heat - an automobile engine - circulatory systems - a hydraulic system - Thyroid-stimulating hormone - heterotrophs
(Answer)
an automobile engine