Problem: OPTIONS:
- exoskeleton
- four limbs
- communication
- nervous system
- hormones
- in the frog family
- proteins
- circulatory systems
Q: Fact 1: Sound can be used for communication by animals. Fact 2: Animals use sound in sophisticated ways. Given the two facts above, animal what is sophisticated?
Answer: communication

Problem:OPTIONS:
- cycles
- growth
- haploid
- haploid plants
- passed on
- passed down
- passed up
- passed over

Fact 1: Information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring. Fact 2: Chromosomes are units of genetic information. Given the two facts above, chromosomes are units of information causing traits to be what to offspring?
****
A: passed down

Fact 1: DNA is found in chromosomes. Fact 2: DNA DNA is deoxyribonucleic acid. Given the two facts above, where is deoxyribonucleic acid found?
OPTIONS:
- bioaerosols
- In a car
- In the air
- In the ground
- In chromosomes
- Veins and arteries.
- mouth of rivers
- an organism's body
In chromosomes

Fact 1: Cells secrete acids and bases to maintain the proper pH for enzymes to work. Fact 2: Enzymes help to break down proteins so that the bacteria can do their thing better. Given the two facts above, why do cells secrete acids?
OPTIONS:
- Make money
- resistance activities
- allow growth
- Plant growth is reduced
- Break down proteins
- Hurt things
- increases a body's strength
- Help friends

Answer: Break down proteins

Question: Fact 1: Landfills have a negative impact on the environment. Fact 2: Landfills are a designated place where garbage is buried underground. Given the two facts above, what has a negative impact on the environment?
OPTIONS:
- summer
- massive damage
- harmful substances
- gravity
- deforestation
- underground garbage
- h2o
- enormous damage to homes
Answer: underground garbage

input: OPTIONS:
- Energy
- light energy
- Energy.
- neutrons
- protons
- electrons
- nucleus
- photons Now, answer this question: Fact 1: Chemical bonds form when substances react with one another. Fact 2: Chemical Bonding A chemical bond is the sharing or transfer of electrons. Given the two facts above, what is shared to form a bond?
A:
output:
electrons