*Question*
Answer the following question given this paragraph: Leucoplasts are plastids that store substances such as starch or make small molecules such as amino acids. Q: Amino acids are made by which kind of plastid? Choices: - neuroplasts - glucoplasts - sporozoans - leucoplasts A:
**Answer**
leucoplasts

*Question*
Answer the following question given this paragraph: Water is the only substance on Earth that is present in all three states of matter. This means that water is present as a solid, liquid, and gas. Earth is the only planet where water is present in all three states. All three phases may be present in a single location or in a region. The three phases are solid (ice or snow), liquid (water), and gas ( water vapor ). See ice, water, and clouds pictured below ( Figure below ). Q: What is the only substance on earth that is present in all three states of matter? Choices: - mercury - air - carbon - water A:
**Answer**
water

*Question*
Answer the following question given this paragraph: Transcription is the first step in protein synthesis. It takes place in the nucleus. During transcription, a strand of DNA is copied to make a strand of mRNA. How does this happen? It occurs by the following steps, as shown in Figure below . Q: What is the first step in protein synthesis? Choices: - reproduction - differentiation - mutation - transcription A:
**Answer**
transcription

*Question*
Answer the following question given this paragraph: Atoms or groups of atoms that carry an overall electrical charge are referred to as ions. Cations can be formed when a neutral species loses electrons, while anions are formed when a neutral species gains electrons. Q: What are atoms or groups of atoms called which carry and electrical charge? Choices: - protons - molecules - electrons - ions A:
**Answer**
ions