IB SEHS Option D

The diagram shows the ultrastructure of a generalized animal cell. What is the main function of the organelle labelled X?

• Protein synthesis

• Digestion of macromolecules

• Cellular respiration

• DNA storage

Which molecule is represented by the diagram below?

• Glucose

• Fat

• Amino acid

• Protein

Tags

NGSS.HS-LS1-6

What is the chemical composition of a protein molecule?

• Glycerol and three fatty acids

• Only carbon, hydrogen and oxygen

• Only carbon and oxygen

• Carbon, hydrogen, oxygen and nitrogen

What are the products of anaerobic glycolysis?

• 2 ATP per glucose molecule and lactic acid

• 2 ATP per glucose molecule and no lactic acid

• 34–36 ATP per glucose molecule and no lactic acid

• 34–36 ATP per glucose molecule and lactic acid

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NGSS.HS-LS2-3

In regards to body composition, what do athletes want?

• Increase fat mass to increase power to weight ratio

• Increase fat mass to decrease power to weight ratio

• Increase fat free mass to increase power to weight ratio

• Increase fat free mass to decrease power to weight ratio

Use the information above to calculate the BMR for a 44 year old woman who is lightly active. She is 1.57m tall and weighs 61kg.

• 1210

• 1876

• 1376

• 1610

Which statements are true:

• I & III

• I only

• I, II, & III

• I & II

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NGSS.HS-LS2-6

NGSS.HS-LS4-5

What lobe is bright pink in this picture?

• Frontal

• Parietal

• Temporal

• Occipital

What lobe is orange in this picture?

• Frontal

• Parietal

• Temporal

• Occipital

What is the primary function of carbohydrates in the human body?

• Energy storage

• Structural support

• Hormone production

• Enzyme activity

Tags

NGSS.HS-LS1-7