Ques: Q: What is the source of energy for photosynthesis? Choices: - air - gravity - carbon - light A:
Ans: light

Ques: Q: What is produced when hydrogen gas and oxygen gas are ignited? Choices: - liquid - Fire - air - water A:
Ans: water

Ques: Q: Muscles are composed mostly of cells called what? Choices: - muscle organelles - muscle filament - muscle polymers - muscle fibers A:
Ans: muscle fibers

Ques: Q: The general term peptide refers to an amino acid chain of what? Choices: - large length - incomplete length - small length - unspecified length A:
Ans:
unspecified length