Problem: OPTIONS:
- h2o
- Veins and arteries.
- produce offspring
- Most plants
- joined
- ova and spermatozoa
- glucose and fructose
- Organic compounds
Q: Fact 1: Gametes then unite in fertilization and form a diploid zygote. Fact 2: Examples of gametes are ova and spermatozoa. Given the two facts above, what are united in fertilization for form a diploid zygote?
Answer: ova and spermatozoa

Problem:OPTIONS:
- barnacles
- mollusks
- animals
- the Sun
- sharks
- graptolites
- bacteria
- dogs

Fact 1: Bivalves feed on plankton and nonliving organic matter. Fact 2: Mussels are bivalve mollusks. Given the two facts above, what feeds on plankton and nonliving organic matter?
****
A: mollusks

Fact 1: Gases from burning coal and oil dissolving in water in the atmosphere causes acid rain. Fact 2: Acid rain can harm plant life and actually kill plants. Given the two facts above, gases from burning coal and oil dissolving in water can harm what?
OPTIONS:
- soils
- people
- oil reserves
- plant life
- animals
- coal factories
- humans
- gas buildup
plant life

Fact 1: The gravitational pull of the Moon on Earth 's oceans causes the tides. Fact 2: To the west is the Pacific Ocean. Given the two facts above, the gravitational pull of the Moon on what causes the tides?
OPTIONS:
- the sun
- earth
- squids
- mountains
- Pacific
- Jupiter
- amoebae
- our star

Answer: Pacific

Question: Fact 1: Astronauts require preserved food for extended flights. Fact 2: Preservatives are added to extend the shelf life. Given the two facts above, what prolongs the storage life of food in space?
OPTIONS:
- hydrogen and oxygen
- preservatives
- Dehydration
- heating liquids
- Fuel cells
- heat energy
- hard outer covering
- layers of fat
Answer: preservatives

input: OPTIONS:
- Energy
- nucleus
- glucose
- Energy.
- properties
- oxygen
- alleles
- warmth Now, answer this question: Fact 1: Prokaryotes are single-celled organisms that lack a nucleus. Fact 2: Prokaryotes are usually microscopic and bacteria is an example of a prokaryote. Given the two facts above, what do some bacteria lack?
A:
output:
nucleus