BY1 Biochemistry

Which of these minerals is a component of chlorophyll?

• Iron
• Magnesium
• Calcium
• Phosphate

Which of these minerals is a component of haemoglobin?

• Iron
• Magnesium
• Calcium
• Phosphate

Which of these minerals hardens bones and teeth?

• Iron
• Magnesium
• Calcium
• Phosphate

Which of these minerals is a component of phospholipids, ATP, DNA and RNA?

• Iron
• Magnesium
• Calcium
• Phosphate

Which property of water means that it takes a lot of energy for it to change state?

• High latent heat capacity
• Low latent heat capacity
• High specific heat capacity
• Low specific heat capacity

Which property of water means that it takes a lot of energy for it to change temperature?

• High latent heat capacity
• Low latent heat capacity
• High specific heat capacity
• Low specific heat capacity

What type of force do the hydrogen bonds between water molecules create

• Cohesive
• Adhesive

What type of force exists between water molecules and lignin?

• Cohesive
• Adhesive

What general name is given to monosaccharides containing 3 carbon atoms?

• Triose
• Pentose
• Hexose

What general name is given to monosaccharides containing 6 carbon atoms?

• Triose
• Pentose
• Hexose