Molecular Biology Review

Which activities can most effectively increase energy levels, increase respiration, and burn calories?

• jogging
• napping
• weightlifting

Tags

NGSS.HS-LS1-7

Which lifestyle choices are unhealthy?

• daily exercise
• maintaining a high body mass index
• a diet high in vegetables and low in proteins

Which part of a plant captures the light energy used in photosynthesis?

• guard cells
• chlorophyll
• roots

Tags

NGSS.MS-LS1-6

Why is respiration important for digestion?

• Respiration provides carbon dioxide for the digestion of food.
• Respiration provides hydrogen for the digestion of food.
• Respiration provides oxygen for the combustion of food.

Tags

NGSS.MS-LS1-7

Which molecule provided by plants accounts for the energy in a herbivore’s diet?

• glucose
• protein
• salt

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which best describes the nutrients that are sources of energy for the body?

• fats and proteins
• fats and carbohydrates
• water and carbohydrates

Tags

NGSS.MS-LS1-7

Which best explains why some fats are recommended as part of a healthy diet?

• Fats provide the body with the chemicals necessary for controlling the pH of the blood.
• Fats act as a catalyst, reacting with the sugars in fruits and vegetables.
• Fats provide the body and its organs with insulation and protection.

Which is the main source of energy used in all body processes?

• fats 
• protein
• glucose

Tags

NGSS.MS-LS1-7

What do cells use for energy storage and as a source of energy?

• carbohydrates
• cytoplasm
• proteins

Tags

NGSS.MS-LS1-7

What advantage do sugars provide for an organism’s diet?

• produce some energy for cells
• provide code for DNA of offspring
• supply amino acids needed to build muscle tissue

Tags

NGSS.MS-LS1-7