Q: Fact 1: Fertilization occurs when a sperm and an egg fuse. Fact 2: Fertilization is complete when the sperm and egg nuclei fuse. Given the two facts above, fertilization occurs when a sperm and nuclei what?

OPTIONS:
- fuse
- leave
- CO 2
- fusion
- emerge
- grow
- H 2 O
- procreate

A: fuse

input: OPTIONS:
- weak heat and low pressure
- The bending of a ray of light
- extreme cold and pressure
- heat is produced
- movement of tectonic plates
- tectonic plates being pushed together
- extreme heat and pressure
- extreme heat and no pressure Now, answer this question: Fact 1: Extreme heat and pressure change rock into metamorphic rock. Fact 2: Gneiss Rocks Gneiss Rocks Gneiss rocks are metamorphic. Given the two facts above, what changes rock into gneiss?
A:
output: extreme heat and pressure

Fact 1: Cartilage is a tough tissue that contains a protein called collagen. Fact 2: Sharks have a cartilage skeleton. Given the two facts above, sharks have as skeleton that contains?

OPTIONS:
- elastin
- Epidermis
- calcium
- fur and fat
- marrow
- strength
- all matter
- collagen

Answer: collagen

Problem: OPTIONS:
- keeps the organism warm
- Something to move
- Plant reproduction
- a single protein
- A computer
- Animal survival
- survival
- an engine
Q: Fact 1: Most genes contain the instructions for a single protein. Fact 2: Genes are made of DNA, the substrate of hereditary information. Given the two facts above, what can DNA contain the instructions for?
Answer: a single protein

Problem:OPTIONS:
- tail fins
- Animal fur
- fur seals
- keratin
- nitrogen
- snow
- Epidermis
- poultry

Fact 1: Hair helps to insulate and protect the body. Fact 2: Hair is composed of the protein keratin. Given the two facts above, what helps to insulate and protect the body?
****
A: keratin

Problem:OPTIONS:
- bushes
- muscles
- Limbs
- fibers
- keratin
- skin
- bears
- hair

Fact 1: Thick fur can be used for keeping warm. Fact 2: All bears are covered with heavy fur. Given the two facts above, what keeps warm?
****
A:
bears