Fact 1: Molecules of tRNA bring amino acids to the ribosome in the correct sequence. Fact 2: Amino acids are proteins. Given the two facts above, what do molecules of tRNA bring to the ribosome?

OPTIONS:
- food
- Energy.
- Joules
- Energy
- h2o
- proteins
- nucleus
- electrons

Answer: proteins

Fact 1: Mutations are essential for evolution to occur. Fact 2: Mutations Mutations are random changes in the genetic information of an organism. Given the two facts above, changes in the genetic information of an organism are what for evolution to occur?

OPTIONS:
- impossible
- Plants growth
- positive
- paranoid
- essential
- disgusted
- dangerous
- allow growth

Answer: essential

Fact 1: Nectar is used for attracting pollinators by plants. Fact 2: Nectar is secreted in a shallow nectar cup at the base of flower. Given the two facts above, what do plants use to attract pollinators?

OPTIONS:
- Something made from fermented ricce
- Something made primarily of oxygen and nitrogen
- Something that is secreted in a shallow cup.
- Something that grows into the ground
- chain called a polynucleotide
- Something that vaporizes into the air
- Something that grows on a bush
- chemical compound NaCl

Answer: Something that is secreted in a shallow cup.

Fact 1: Water vapor condensing in clouds causes rain. Fact 2: If the cooling is sufficient, water vapor condenses into clouds. Given the two facts above, when water vapor is in clouds and it gets cooler, what happens?

OPTIONS:
- It's dark
- flooding
- Heat energy
- Tornadoes
- The sun shines
- It rains
- evaporation
- Tropical

Answer:
It rains