Biology Midterm

What characteristic differentiates a prokaryote from a eukaryote?

• presence of ribosomes
• ability to reproduce
• presence of a nucleus/nuclear membrane
• ability to remain stable

What is the function of ribosomes?

• synthesize lipids
• synthesize ribosomes
• synthesize proteins
• synthesize hormones

What is the monomer of a carbohydrate (polysaccharide)?

• amino acids
• glycerol + fatty acids
• monosaccharaides
• nucleotides

Which level of organization is correct from smallest to largest?

• organ, cell, organ system, tissue
• organ, organism, organ system, tissue
  cell, organism, organ system
• cell, tissue, organ, organ system
• tissue, organ, organ system, organism

What would be the correct level from least to most complex?

• organism, organ system, organ, tissue
• organ, oygen system, tissue, organism
• cell, mitochondria, stomach, organism
• mitochondria, cell, tissue, organ

What is the equation for cellular respiration?

• glucose + oxygen → carbon dioxide + water + energy
• oxygen + water → glucose + carbon dioxide
• carbon dioxide + water → glucose + oxygen
• glucose + carbon dioxide → water + oxygen

What is the monomers of lipids?

• amino acids
• carbohydrates
• glucose
• glycerol + fatty acids

Which macromolecule stores energy, insulates us, and makes up the cell membrane?

• lipids
• proteins
• carbohydrates
• nucleic acids

DNA and RNA are examples of...

• proteins
• nucleic acids
• carbohydrates
• lipids

Another name for fats and oils

• proteins
• sugar
• lipids
• nucleic acids