Problem:OPTIONS:
- illness
- Winter
- disease
- death
- youth
- die
- black holes
- cell growth

Fact 1: Aging occurs as cells lose their ability to divide. Fact 2: Death is attributed to the infirmities of old age. Given the two facts above, what occurs as cells lose their ability to divide?
****
A: death

Problem:OPTIONS:
- Salt Water
- toxins
- Gold
- sweating
- the skin
- Steel
- Plastic
- cold air

Fact 1: An electrical insulator slows the transfer of electricity. Fact 2: Plastic is an insulator of electricity. Given the two facts above, what slows the transfer of electricity?
****
A: Plastic

Problem:OPTIONS:
- survive
- growth
- neutral
- nutrients
- destructive
- positive
- heat
- negative

Fact 1: Having food has a positive impact on an organism 's health. Fact 2: People eat food. Given the two facts above, eating usually has what impact on an organism?
****
A: positive

Problem:OPTIONS:
- A compound that donates proton
- colors of the spectrum
- Electrical energy
- chain called a polynucleotide
- Something with exactly eight protons
- Something that makes plants green
- Something with a head, thorax, and abdomen
- biological diversity

Fact 1: Many nucleotides bind together to form a chain called a polynucleotide. Fact 2: Nucleotides are the building blocks of DNA . Given the two facts above, what do the building blocks of DNA bind together to form?
****
A:
chain called a polynucleotide